CMCB Hazardous Materials (HAZMAT) Practice Test

These questions are part of the practice quiz. Start practicing

• Who should be assigned as the Safety Officer when initiating the Incident Management System at a hazardous materials incident?
• Chemicals that can cause a severe allergic reaction are classified as:
• When are local establishments required to keep a Material Safety Data Sheet on file?
• Which of the following best describes a hazardous material?
• During a search and rescue mission at a hazardous materials incident, responders should prioritize:
• What is the most important factor in eliminating radioactive material contamination problems?
• What does a container labeled with a Hazard Class 4 represent in the UN System?
• When experiencing heat exhaustion, what is the body’s primary issue?
• In an emergency, where can responders locate an MSDS?
• In which of the following locations would you expect to encounter hazardous materials?
• True or False: Placards displaying the DOT Class number 6 indicate a material that may be an infectious substance hazard.
• What should responders consider when determining initial isolation distances for incidents involving explosive devices?
• What kind of materials might be indicated by unusual noises during transportation?
• After identifying a material's 3-digit guide in the Emergency Response Guidebook, what should the first responder do next?
• Which section typically manages the logistical support during hazardous material incidents?
• What is an advantage of using confinement operations?
• What is the term for a violent failure of a pressurized tanker due to over-pressurizing?
• What is true about the hot zone during a hazardous materials incident?
• Which type of hazard can be diminished through the use of personal protective equipment (PPE)?
• Why is hyperthermia particularly dangerous in hazardous materials incidents?
• Upon finding a 4-digit ID number on an orange panel at a hazardous material incident, where should guidance be sought in the Emergency Response Guidebook?
• What do UN/DOT placards indicate?
• A poison that induces seizures in a person is known as a(n):
• Which of the following products is NOT used to find the four-digit UN/DOT number assigned to hazardous materials?
• Why would a rail car be categorized as a dedicated car?
• A Level II incident may require a response from which team?
• Which of the following is not a responsibility of the individual trained to the awareness level?
• If the Operations Section is not staffed, where do staging reports go?
• Which is true about the relationship between wet clothing and body temperature in cold environments?
• A specialized intermodal tank container that transports gases in high-pressure cylinders with 3000 to 5000 psi is known as a(n):
• A reaction associated with over-pressurization of closed containers and occurring at a rate of one second or less is known as what?
• When determining the steps to take during an emergency, which procedure is essential?
• What was the primary intent behind the design of nerve agents?
• What hazard type can lead to suffocation and may be either simple or chemical?
• Which of the following types of packaging is typically used to store low-level radioactive materials?
• Using the nuclear, biological, and chemical (NBC) classification, which of the following is not considered a chemical warfare agent?
• What symptom is commonly associated with exposure to poisonous gases such as chlorine?
• Which part of the atom is primarily involved in ionizing radiation?
• Which of the following is not required on a pipeline marker?
• Level I incidents typically require the response team to handle which scenario?
• Which symbol is NOT part of the U.S. Military Marking System for Hazardous Materials?
• Which location is least likely to be targeted for terrorist activity?
• In hazardous materials incidents, the procedures to follow must address which of the following to ensure safety?
• Which of the following railcars is considered to be obsolete?
• Most riot control agents are classified within which DOT hazard class?
• Compared to standard emergency incidents, a Haz Mat incident is typically characterized by which of the following?
• Which of the following is an example of a hazardous material?
• The piping for the IM 102 is generally located where?
• What is most important when dealing with hazardous material spills involving untrained individuals?
• Emergency decontamination provides which type of decontamination?
• What valuable information can local emergency response personnel obtain for pre-incident planning?
• Which foam type can be sub-surface injected into a flammable liquid among the listed options?
• What is placed on highway transport vehicles to identify the contents?
• What is a common indicator of hazardous materials in a liquid state?
• What information must be included on shipping papers when transporting hazardous materials?
• What are the two types of potential hazards typically found in each guide of the Emergency Response Guidebook?
• With which foam concentrates may a standard fixed-flow fog nozzle be used?
• What does DOT Hazard Class 9 include?
• When contacting CHEMTREC, which information is NOT required from the caller?
• What is the definition of the flash point?
• Which of the following is not a signal word found on pesticide labels?
• To determine if personal protective equipment is appropriate for defensive operations, which document should be consulted?
• Which statement about heat exhaustions and heat stroke is true?
• According to the NFPA 704 system, which color signifies health hazards?
• Which government agency regulates the manufacturing and labeling of pesticides?
• What is a unique feature of the hazardous materials Incident Management System (IMS)?
• What reference book is intended to be carried in every emergency vehicle in the United States?
• True or False: A liquid with a low boiling point changes to vapor more readily than one with a high boiling point when exposed to heat.
• Which of the following is NOT a means through which contamination can occur?
• Which of the following correctly identifies the purpose, advantages, and limitations of structural firefighting protective clothing at hazardous materials incidents?
• What is the first tactical priority during a hazmat incident?
• Which section of the Emergency Response Guidebook would you reference if you were assessing the fire hazards of a hazardous material?
• Where should a first responder look first in the Emergency Response Guidebook when they arrive at a hazardous material incident involving magnesium scrap, but cannot find the 4-digit ID number?
• Which of the following is NOT one of the routes of entry for hazardous materials?
• What level of training is required for personnel to properly don chemical protective clothing?
• Short term exposure to hazardous materials typically means:
• Which of the following is not considered a response objective for hazardous material incidents?
• The dangerous cargo manifest may be located in which part of the vehicle?
• In maritime transport, who is responsible for the overall command of the vessel?
• Which of the following roles is most associated with train operations?
• What hazard type relates to exposure to a microorganism or its toxin?
• What is true regarding the decontamination of individuals with radioactive powder on them?
• What are common hazardous materials stored in nonbulk packages referred to as?
• What biological agent is considered easiest for a terrorist to produce?
• Which resource can help predict the concentrations of a released hazardous material in an endangered area?
• What is the primary hazard for responders rescuing victims in a building where a non-flammable hazard class 2 product is leaking?
• Which statement accurately describes shipping names and chemical names?
• What does the NFPA 704 System indicate about hazardous materials?
• What should responders be aware of during a Haz Mat situation?
• When using water to extinguish a fire involving pesticides or a poison, what is the primary concern?
• Which of the following is NOT typically included in the Emergency Response Guidebook?
• Why is it important for first responders to know the characteristics of hazardous materials?
• What characteristic does fluroprotein foam share with aqueous film-forming foam?
• In hazardous materials transport, who is primarily responsible for ensuring the contents are correctly identified?
• At a suspected terrorist incident, who is primarily responsible for evidence collection?
• What is the term for a material that poses a threat to a developing fetus in the event of exposure?
• What are vapors that attack the mucous membranes, such as the eyes, nose, and throat, considered to be?
• In the event of an explosion, what should the safety briefing emphasize?
• What does LD-50 represent in toxicology?
• What type of placard is required for a vehicle transporting explosive materials?
• What should responders do with runoff from emergency decontamination?
• What does the EPA signal word "Warning" indicate?
• Back-up personnel should be positioned in which zone during an incident?
• If placards are displayed on a transportation mode, what is needed regarding shipping papers?
• What does the DOT Hazard Class 1 primarily concern?
• During a train incident, where should you not look for the shipping papers?
• What illegal activity may be indicated by a lab setup and numerous powders found during fire response?
• What is packaging used for transport with extremely low levels of radioactivity known as?
• Materials such as finely divided magnesium, lithium, sodium, and cesium are classified as what type of substances?
• Why is proper labeling essential for hazardous materials during transport?
• In the Table of Isolation Distances, how is a large spill defined?
• For a Level III incident, what is expected regarding evacuation?
• What does TLV-C indicate?
• What type of effect occurs at the point of contact with a hazardous substance?
• What is the consequence of allowing a contaminated individual to leave the hot zone without decontamination?
• What should responders do when a fire involves the cargo of a truck transporting explosives?
• A Hazard Class of 3 under the U.N. Labeling System indicates what type of product?
• Which document provides crucial information for emergency responders during a hazardous material incident?
• Which type of container is specifically designed to carry corrosive liquids?
• Where would you typically find the emergency shutoff for cargo tanks?
• Which statement is true regarding hazardous materials incident command posts?
• Which statement is true regarding product names and chemical names as listed on a Material Safety Data Sheet?
• Upon arriving on the scene of a leaking 55 gallon drum with a flammable liquid placard, the relevant Emergency Guidebook section you might refer to is:
• Which of the following statements about ricin is true?
• What term describes the minimum temperature at which a liquid fuel can emit enough vapors to form an ignitable mixture with air?
• What are the symptoms of heat stroke?
• What is one of the main safety considerations when dealing with flammable substances?
• Which personnel are required to work in the hot zone of a hazardous materials incident?
• Who is tasked with advising the Incident Commander on potentially unsafe conditions?
• True or False: CHEMTREC should be utilized for non-emergency information.
• What type of statement serves to inform and warn users about the potential dangers of exposure?
• If a hazardous material incident involves a leaking flammable substance, what should first responders remove immediately?
• Where can the waybill/consist be typically found in a train?
• What are the five major functions within the Incident Command System?
• Which type of radiation is considered the most dangerous?
• Which category does the DOT Hazard Class 2 include?
• Are blood and choking agents classified as terrorism agents related to industrial chemicals?
• What do you call a specialized intermodal tank container that carries refrigerated liquid gases such as argon, oxygen, or helium?
• What is the risk associated with using materials with a high vapor density in enclosed spaces?
• In which sections of the Emergency Response Guidebook would a first responder find entries indicating that a material poses a toxic inhalation hazard or is water reactive?
• What is the purpose of a Materials Safety Data Sheet (MSDS)?
• What type of asphyxiants are gases that displace oxygen, like carbon dioxide and nitrogen?
• Which component is not considered when assessing the risks of hazardous materials?
• A responder's physical, mental, or emotional condition can affect the use of PPE. Is this statement true or false?
• What is the primary effect of exposure to a vesicant agent?
• Which of the following is NOT a required signal word on a pesticide label?
• What are two complicating factors faced by emergency responders at a terrorist incident?
• Under the BNICE classification, blister agents fall under which category?
• Which of the following categories is used to classify hazardous materials?
• What is the best course of action when confronted by a fire in a warehouse with large quantities of pesticides?
• Which class does the DOT Hazard Class 2 include?
• What is the minimum amount of water to be applied to a highway tanker with flame impingement?
• What is a common use for carboys in hazardous materials transportation?
• Above ground pressure facility tanks are categorized into which two types?
• What does the EPA signal word "Danger" indicate?
• Which type of hazardous material may be sensitive to shock?
• What is a common location for remote shutoffs on vehicles?
• Which statement about hypothermia is correct?
• Which of the following methods can be used informally to recognize hazardous materials?
• True or False: Absorption is not effective in dealing with oil spills in water because absorbent materials also absorb water.
• The flammable range is best described as:
• Who is responsible for establishing and managing the overall plan during an incident?
• What is the primary document used for the transport of hazardous materials by air?
• What is primarily located in the warm zone during a hazardous materials incident?
• Which atmospheric value indicates an immediate hazard to life or causes irreversible health effects?
• What is a release that occurs due to a broken or damaged valve(s) and can last from several seconds to several minutes?
• What should be the main action taken when encountering an area with an unknown hazardous material?
• What is the area that exists just outside the hot/exclusion zone called?
• What is the most common route of exposure for emergency responders?
• In which type of container would cryogenic materials typically be stored?
• What hazard classification does a flammable liquid receive using the DOT Labeling System?
• What is a key feature of a cryogenic liquid tank car?
• Typical ignition sources found at the scene of a hazardous material incident would include all of the following except:
• The statement "Keep Away From Children" found on a pesticide label is an example of:
• Fluoroprotein foams are specifically designed for use on which type of fire?
• Who has control over the air shipping papers?
• True or False: All personnel exposed to hazardous materials are automatically contaminated.
• Safety briefings should remind responders that a hazardous materials incident is also what?
• When assisting emergency personnel in removing their PPE, what is the key consideration?
• IM 101 intermodal portable tanks typically carry which of the following products?
• Where can firefighters obtain appropriate MSDS information at an emergency incident?
• Blood agents, like Arsine, fall under which UN/DOT hazard class?
• What type of opening is commonly associated with a BLEVE when a container breaches?
• Which exposure value allows for a maximum of four repeated 15-minute exposures with a 60-minute rest period?
• What ignites when hypergolic materials come into contact with each other?
• What is the primary goal of an emergency decontamination procedure?
• When given a specific gravity of 0.8 for gasoline, what can be predicted regarding its behavior in water?
• What is the crucial function of CHEMTREC during a hazardous materials emergency?
• Which section of the Emergency Response Guidebook provides hazard information such as fire and health risks?
• All of the following statements about emergency decontamination are true EXCEPT?
• Which of the following statements is true about vapor dispersion?
• What factors should raise awareness of possible terrorism involvement?
• To obtain hazard and response information, what number should a firefighter call?
• Where are emergency remote shutoff devices usually located on cargo tanks?
• If a firefighter encounters a fiberboard drum at a facility, what should they realize about the contents?
• Which document can responders refer to for the emergency contact number for the shipper?
• Which defensive control techniques are permitted for operations level personnel?
• Which of the following is NOT a characteristic of alpha particles?
• During notifications about a hazardous materials release, which piece of information is NOT typically required?
• Which of the following conditions is classified as not true medical emergencies?
• If a recon team identifies a rolled-over vehicle as an MC 312, what type of material is it likely carrying?
• What is true regarding vapor dispersion in a hazardous materials incident?
• In hazardous material handling, which of the following items is considered non-bulk?
• Which zone is recognized as the area of highest known hazard?
• A carboy is suitable for transporting which type of materials?
• What is a key symptom of excessive heat exposure associated with heat exhaustion?
• What is the difference between the upper and lower flammable limits of a gas or vapor called?
• What is considered the best source of information on a specific hazardous material?
• During a suspected terrorist event, which of the following should responders be alert to as an outward warning indicator?
• Which type of foam is specifically designed for use in fighting fires involving flammable liquids?
• According to EPA guidelines, what is the highest level of protection provided by chemical protective clothing?
• What is one of the main concerns when handling hazardous materials?
• The type of tank carrier designed to transport flammable liquids and Class B poisons is known as:
• On a pesticide label, how are the active ingredients typically presented?
• What does 'Unity of Command' mean in the context of emergency response?
• What is a common method of chemical warfare that involves substances known for high vapor pressure?
• Who is responsible for requesting additional resources at a hazardous materials incident?
• What type of radiation is considered the least dangerous if external but very dangerous if ingested or inhaled?
• What is the most likely illegal activity occurring if chemicals and lab equipment are found in a house during a fire response?
• What is necessary when addressing a potential terrorism incident according to safety briefings?
• Which location is commonly associated with the cockpit in air transport?
• In the NFPA 704 System, what does a higher numerical rating indicate?
• What unique challenge may responders face at a terrorism incident?
• During which context should a firefighter wear an SCBA?
• In hazardous materials incidents, responders working in control operations within the hot zone must be aware of which risk?
• The minimum temperature at which a liquid gives off sufficient vapors to form an ignitable mixture with air is known as:
• In hazardous materials incidents, which methods are classified under defensive strategies?
• What is the prescribed shape of the initial isolation zone in isolation and protective action zones?
• Which of the following is NOT true regarding public targets for terrorist attacks?
• What is a common design feature found in gas cylinders?
• The isolation distance in the numbered guides is to be used:
• Which agency regulates the classification of hazardous materials for transportation?
• During an emergency incident, which resource can responders contact for immediate information on a material's properties and hazards?
• Which type of packaging contains low-level commercial radioactive shipments?
• High-expansion foam is appropriately applied in which situation?
• The cylindrical tank of a pressure tank is designed to manage what aspect of its contents?
• Which of the following materials is commonly associated with cryogenic liquid hazards?
• Which of the following is a true statement regarding the safety precautions of remote shutoffs?
• What is an example of a physical hazard in hazardous materials?
• True or False: A chemical with a vapor density greater than one will tend to collect in low areas and below-grade places.
• Which type of hazardous material is known to cause permanent and irreversible conditions?
• What does the term 'absorption' refer to in hazardous materials?
• Vapor density is typically used to determine:
• Before initiating an Incident Management System, what is essential for the assigned personnel?
• Shipping radioactive materials in a metal drum is classified as which type of packaging?
• What is the optimum span of control within the Incident Command System?
• When should respiratory protective equipment be cleaned and inspected?
• What are some on-scene warning signs that may indicate a terrorist event involving chemical or biological agents?
• What term describes the phenomenon of whether a vapor will rise or fall?
• What does a container labeled with a Hazard Classification of 4 contain?
• True or False: Neutron radiation is commonly used in commercial and industrial operations.
• Nerve agents are categorized under which UN/DOT hazard class?
• In what type of environment would you expect to find substances with a specific gravity less than one?
• What is a vapor-tight suit which resists permeation by most chemicals classified as?
• Who may request federal assistance during a terrorist activity?
• What does the white quadrant in the NFPA 704 System indicate?
• What is NOT considered when determining the name of a hazardous material located in a facility?
• Proximity gear allows the wearer in close proximity to a burning liquid and offers protection for temperatures up to which range?
• The marked pressure limit for an MC 307/DOT 407 is primarily associated with which kind of chemicals?
• To whom does the second safety officer report during a hazardous materials incident?
• True or False: Structural firefighting gear with SCBA provides protection from Beta particles.
• What role does the Emergency Response Guidebook play in hazardous material incidents?
• What does the National Fire Protection Association (NFPA) use as a standard for identifying fire hazards of materials?
• The maximum airborne concentration to which a person can be exposed 8 hours a day without adverse health effects is defined as what?
• In which quadrant of the NFPA 704 System would water reactivity be indicated?
• Which agency regulates pipelines carrying hazardous materials across state borders?
• True or False: Hazardous materials that are manufactured, stored, processed, or used at a particular site are subject to regulations affecting transported materials.
• If a product with a vapor density of 1.6 escaped from its container, where would you expect the product to collect?
• What type of materials fall under DOT Hazard Class 4?
• What is the definition of a hazardous material?
• What is required on EPA labels for pesticides?
• A substance that spontaneously releases ionizing radiation is classified under which hazard category in the UN Labeling System?
• Why is it important to approach a hazardous material incident from uphill?
• What is a common emergency response action when faced with a possible explosive device?
• What can be said about biological agents and their distribution based on a true/false statement?
• Using the human senses of smell or taste to identify hazardous materials is considered:
• During an incident involving suspected nerve agents, which symptom would be most concerning?
• What does the symbol of a person wearing a mask indicate in the U.S. Military Marking System?
• Which of the following is included in DOT Hazard Class 1?
• Which DOT Hazard Class covers nerve agents used in chemical warfare?
• What factor can change the evacuation area during a hazardous materials incident?
• Which resource is best for predicting vapor cloud travel in emergency situations?
• Which of the following is NOT a characteristic of a compressed gas tube trailer?
• DOT Hazard Class 7 is concerned with which of the following?
• In a hazardous materials incident command, under which area do special technical groups develop their operations?
• Which hazard class indicates a material that has severe health risks?
• Which of the following statements about hazardous material exposure is true?
• What does NFPA stand for?
• What are liquid or solid substances that emit toxic and irritating fumes known as?
• Which of the following methods is considered the most dangerous for detecting hazardous materials?
• In the U.S. Military Marking System for Hazardous Materials, an octagon-shaped placard with a #1 indicates:
• What term describes a process where one substance combines with another substance?
• Which element is likely to affect the choice of transport method for hazardous materials?
• Under which conditions can heat exhaustion turn into a more serious condition?
• When determining the type of dam to use to control a spill, responders need to consider what factor?
• Before responders act in a hazardous materials situation, they should be briefed on all of the following EXCEPT?
• What symbol indicates a mass fire hazard in the U.S. Military Marking System?
• What is the primary purpose of absorption in hazardous material spills?
• What type of shipping paper is used when transporting a product via truck?
• Which hazard class indicates a combustible material under the U.N. Labeling System?
• Diversion, diking, and retention are techniques used in which scenario?
• What color placard must a vehicle carry if it is transporting over 1001 pounds of corrosive materials?
• Which category is NOT included in DOT Hazard Class 6?
• What sound is commonly associated with metal that has been softened by high heat and pressure?
• Which materials may cause severe chemical burns and extensive tissue damage upon contact?
• Long term exposure to hazardous materials is defined as:
• Who is identified as the lead agency during a terrorist emergency according to the Emergency Response Guidebook?
• The zone where contamination has occurred and requires entry control is known as the __________ zone.
• Which signal word indicates the highest level of toxicity on pesticide labels?
• How can one determine which guide page of the Emergency Response Guidebook to use if a placard is visible but lacks a product name or UN number?
• Exposure to which type of materials may cause freeze burns and frostbite?
• Which of the following is NOT an example of a pressure facility tank?
• Which indicator does not precede the rupture of a compressed gas tank under fire conditions?
• Where is the dangerous cargo manifest typically located on a water vessel?
• How should runoff from radioactive powder decontamination be treated?
• High expansion foams are known to have expansion ratios of?
• What does the four-digit number displayed on a placard or orange panel of a tank car represent?
• What is a common characteristic of locations that may be targeted by terrorists?
• When dealing with hazardous materials, which of the following is not a clue derived from human senses?
• Which statement is true regarding federal public buildings and terrorist attacks?
• What is the name of the transport container that features a specification plate?
• True or False: Chemicals with specific gravities greater than one tend to float on water.
• What type of cargo tank has an inner tank with an outer shell under vacuum?
• What does the NFPA 704 System provide information about?
• Which hazard class does NOT have a defined explosive risk?
• What term describes a substance capable of posing an unreasonable risk to health, safety, and property during transport?
• What is a characteristic effect of hydrocarbon exposure?
• Which of the following is not considered a breach of a metal container?
• What is the temperature at which a liquid transitions to a gas called?
• What is the priority when implementing shelter-in-place procedures?
• True or False: All statements regarding the locations of remote shutoffs are true.
• Under the UN Labeling System, how is a substance that readily yields oxygen to support combustion labeled?
• Fires involving a DOT Hazard Class 5.1 oxidizer generally require large volumes of what?
• What is the most critical parameter when selecting the appropriate level of chemical protective equipment?
• What does the action of moving everyone from a threatened area to a safer area represent?
• What should responders do if they encounter an unstable situation at a hazardous materials scene?
• What is a critical factor in cold environments during doffing of PPE?
• What type of tank carrier is designed to transport chemicals at pressures not exceeding 40 psi at 70°F?
• What is the main purpose of vapor suppression techniques?
• Actions taken to confine a product release to a limited area, performed away from the spill location, are categorized as:
• The mission of the first responder trained to the awareness level includes all of the following except:
• What is a drawback of the absorption method in spill control?
• What is the main task of the Operations Section during a hazardous materials emergency?
• What term describes toxic substances that are living materials or derived from living organisms?
• What type of incident increases the likelihood of encountering hazardous materials?
• Where should pipeline markings be placed according to regulation for hazardous material transport?
• What equipment should be utilized to determine concentrations of a released hazardous material?
• In the context of hazardous materials, what does "reactivity" refer to?
• Which protective action is NOT recommended during in-place protection?
• What is the action taken to reduce vapor emissions at a haz mat spill called?
• If a safety officer observes an unsafe activity during an emergency, what should they do?
• What is the primary risk associated with using human senses to detect hazardous materials?
• DOT Hazard Class 5 is defined for which type of substances?
• What should the Safety Officer do upon noticing a critical emergency condition?
• What is confinement in hazardous materials management?
• In the context of spill control, which tactic is not typically employed by first responders at the operations level?
• Where are remote shutoffs typically located in fixed facilities?
• Which route of exposure is most commonly associated with causing both acute and chronic ill effects?
• What type of gas is considered extremely toxic and categorized as hazardous material by the DOT?
• Which statement about nerve agents is true?
• What must a transportation mode carry when it is transporting hazardous materials?
• Where is the normal location for the bill of lading during transportation?
• What term is used for the maximum airborne concentration of a substance that should not be exceeded?
• What is crucial to consider during risk/benefit assessments in incident management?
• What denotes a life-threatening condition in terms of heat-related illnesses?
• A nonpressure tank is primarily characterized by what feature?
• What is a potential disadvantage of not practicing PPE use?
• Who is responsible for the waybill during transport?
• Which statement on a pesticide label is referred to as a hazard statement?
• What is the usual role of the Incident Commander in a hazmat response?
• Which materials are classified under Class 9 during transportation?
• What are trailers that contain several pressurized vessels constructed of steel and have pressures ranging from 2000 to 6000 psi called?
• What is the commonly accepted minimum flow to prevent a BLEVE from occurring?
• What is designed to remove contaminants that pose an immediate threat to life?
• What shape is recommended for the initial isolation zone around a chemical spill?
• A rail car marked with a stenciled name is typically referred to as what type of car?
• What kind of reaction occurs when substances ignite upon combining?
• To which DOT Hazard Class are all biological etiologic agents and toxins assigned?
• What is the Command Post's function during an incident?
• Using the NBC classification, which of the following is NOT considered a biological warfare agent?
• Diking, damming, and diverting are __________ options available for __________ control.
• What is the primary purpose of the regulator in a self-contained breathing apparatus?
• What hazard class placard should a tractor trailer hauling gasoline display?
• If mitigation efforts are failing at a hazardous materials incident, what should be done?
• What are the general routes of entry for human exposure to hazardous materials?
• What does it mean to isolate a hazard area and deny entry?
• What is the contact number for CHEMTREC during a chemical emergency?
• What is the immediate concern when dealing with combustible liquid spills?
• Which type of PPE is worn to protect against respiratory hazards?
• In which situation is it essential for first responders to refer to the Emergency Response Guidebook?
• What kind of materials would typically be transported in an MC 338 container?
• Which of the following terms describes carcinogens, mutagens, and teratogens?
• What classification is assigned to oxidizing agents in the U.N. Labeling System?
• Which resource would be useful in determining the size of an endangered area during a hazmat incident?
• What are the signs of heat exhaustion?
• Which of these protective equipment types can provide shielding for some forms of radiation?
• What kind of materials does the DOT Hazard Class 3 specifically address?
• Which of the following represents a moderate level of toxicity in pesticides?
• What feature distinguishes a cryogenic cargo tank from other types?
• A product that is heavier than water and sinks is indicative of its:
• Under SARA Title III, what is the primary consideration for a facility to require MSDS information?
• What element best describes the function of the warm zone in relation to hazardous materials incidents?
• Which position is primarily responsible for monitoring compliance with safety protocols?
• What three factors determine the harm of exposure to a hazardous material?
• Which zone typically contains the command post at a hazardous materials incident?
• Which of the following statements regarding pre-incident surveys is true?
• Which component of a positive pressure self-contained breathing apparatus controls air flow to the user?
• What is the best protection against radiation according to safety measures?
• Which type of radiation has physical mass similar to alpha radiation but lacks an electrical charge?
• Which hazard class is associated with flammable liquids?
• What is the boiling point of a chemical as indicated on a Material Safety Data Sheet (MSDS)?
• True or False: Emergency decontamination must take place in the decon corridor.
• Which type of hazardous exposure does SLUDGEM specifically describe?
• When should hazardous occupancies and problem locations be evaluated?
• What hazard class number is assigned to vinyl chloride with the I.D. #1086 in the DOT Emergency Response Guidebook?
• If a rail car has a cylindrical tank with a covered dome, how is it classified?
• What is the most crucial aspect of assessing a hazardous materials situation for first responders?
• What type of hazard does the number 2 represent in the U.S. Military Marking System?
• What is the primary type of harm associated with biological terrorism?
• What is the background color of a placard that signifies a poisonous substance hazard?
• In the Emergency Response Guidebook, what does the blue section provide?
• Which of the following materials is NOT typically transported in industrial containers?
• What is the quickest available source of MSDS for first responders in a hazmat emergency?
• Which type of cargo tank is designed for low-pressure, refrigerated liquids at extremely low temperatures?
• Which hazard class in the UN system is specifically designated for flammable liquids?
• During a hazardous material incident, what is vital for responders to maintain at all times?
• In highways transportation, who typically operates the vehicle?
• What is created when caustic substances are combined with water?
• What health effect may develop from repeated exposure to a chemical?
• What resource deals with protective action distances involving poisonous gas?
• Large tanks with hemispherical heads on both ends are identified as which type of pressure system?
• Where can a firefighter find the phone number to contact the shipper for hazard and response information?
• What is the overall focus of the Command Post during an incident?
• What measurement does OSHA use to evaluate workplace exposure over an 8 hour period?
• Which occupancy or location type is considered a possible target for terrorism?
• After the Safety Officer arrives on scene, what is the Incident Commander's next step?
• Which principle helps ensure organized command structures during emergencies?
• True or False: Dilution of liquid materials has few practical applications at a haz mat incident.
• An MC 307/DOT 407 low-pressure chemical carrier is designed for chemicals with pressures not exceeding how many psi?
• True or False: CHEMTREC can provide assistance even if the name of the shipper or manufacturer is unknown.
• Personnel working in the hot zone may become contaminated during control operations. What is a consequence of this contamination?
• In the process of scene control, where can the procedure for initial isolation distances be found?
• Whose responsibility is it to care for the waybill/consist during transport?
• The DOT Hazard Class 3 is designated for which type of materials?
• What color placard indicates a vehicle is transporting nonflammable compressed gas?
• What is the term used for the statement on a pesticide label that reads "Keep from waterways"?
• Where would you find the recommended course of action for fighting a small fire involving a substance identified by UN/NA I.D. number 2553?
• The material classified in DOT Hazard Class 6 is primarily associated with what?
• True or False: Vapor pressures of a substance at 100°F are always higher than at 68°F.
• Are shipping papers required to include an entry for hazard classification according to DOT regulations?
• In hazardous materials management, what is a key factor in risk assessment?
• What does the flash point of a liquid indicate?
• What is the first step to take upon arrival at a hazardous materials incident?
• What is the minimum weight of organic peroxides that would require placarding?
• What is the next step in the Emergency Response Guidebook if a chemical name is not highlighted?
• What is a common hazard with cylinders that are involved with fire?
• Which of the following is not considered a dispersion pattern from a hazardous material release?
• Which of the following is true concerning the proper procedure for dilution of a spill?
• How are convulsants best described?
• What is the typical span of control for an individual in an Incident Management System at hazardous materials incidents?
• A label indicating a flammable liquid falls under which hazard classification?
• If radiation is suspected at an incident, which team must be called?
• Which of the following are signs and symptoms of exposure to a nerve agent at a hazmat or suspected terrorism incident?
• What is the purpose of the U.S. Military Marking System?
• What is the design pressure of an IM 101 portable tank?
• What percentage of alcohol-resistant foam is recommended for use on polar solvent fires?
• If a chemical spill occurs, what is a critical first step for responders?
• What is the primary hazard associated with materials classified under DOT Hazard Class 5?
• What task is provided by the Logistics Sector during an incident?
• What type of breathing system is ineffective in an oxygen deficient atmosphere?
• How many hours per day is CHEMTREC available to provide information about hazardous materials?
• Why is it essential for first responders to recognize hazardous materials promptly?
• Which type of container might you encounter if a tank is marked with "Spec. 51"?
• What defines a hazardous material that must be reported to authorities if released above a certain quantity?
• During shelter-in-place, citizens should be instructed to do all of the following EXCEPT?
• The piping for the IM 102 is usually contained where?
• During the process of recognizing and identifying facility containers, which system should firefighters utilize?
• Which of the following is not an appropriate procedure or consideration before applying foam?
• Which federal agency is NOT involved in the regulation of hazardous materials and/or wastes?
• In the U.S. Military Marking System, how is an explosive with a fragment hazard indicated?
• A container of flammable solids within the U.N. system receives which hazard classification number?
• What hazard type is indicated by excessive heat or cold?
• What is essential for firefighters in maintaining their hydration levels?
• What is the most critical information needed for rapid response during a hazardous materials incident?
• Which statement best describes the action of keeping people inside a building until the danger passes?
• Shipping papers in air transport are referred to as __________ and usually stored __________.
• What information is NOT mandatory on a pesticide label?
• What kind of packaging would you expect steel reinforced concrete casks and heavy-gauge metal drums to be used for?
• When approaching a potentially hazardous material incident, what is the safest direction to approach from?
• What is the process of taking in materials through the skin or eyes called?
• What can help to reduce psychological limitations of PPE users?
• When putting on an SCBA while wearing a Level A suit, where should the SCBA be positioned?
• Copies of the local emergency response plan (LERP) must be made available to:
• What purpose does a Material Safety Data Sheet serve in relation to hazardous materials?
• What term is used to describe materials that emit ionizing radiation?
• What type of particles can be stopped by a piece of paper?
• Which of the following is considered the most specific source of information on a hazardous material?
• What is the correct response when the incident is escalating during a hazardous materials operation?
• What term best defines a liquid's ability to mix with water?
• What does the bill of lading (B/L) typically provide information for?
• What is a common misconception about blood and choking agents?
• Which of the following must be preserved during a hazardous materials incident?
• Which term describes materials that can cause choking or suffocation?
• What type of publication is used by companies to outline the risks associated with their hazardous materials?
• In hazardous materials regulations, what does the term 'oxidizer' refer to?
• On pesticide labels for materials from Canada, what number is similar to the EPA registration number in the United States?
• Which of the following biological agents is particularly known for being easily weaponized?
• What type of specialist is often required during Level III incidents?
• What is crucial to know when referencing the Emergency Response Guidebook?
• What type of materials interfere with oxygen exchange during normal respiration?
• Pneumatically unloaded hopper cars are typically used to carry what type of materials?
• Who is primarily responsible for the collection of evidence at a terrorist event?
• What is the primary focus of first responders at the awareness level?
• What does the EPA signal word "Caution" represent?
• What distinguishes hazardous materials incidents from other types of emergencies?
• What is the term used to describe the action taken to influence the course of airborne hazardous materials?
• Which factor is commonly used to determine the complexity of a hazardous materials incident?
• True or False: It is essential for the incident commander to have a view of the scene from the command post.
• What information does a Material Safety Data Sheet (MSDS) typically contain?
• What is the gross weight limit for requiring a DOT placard for materials in Hazard Class 8 (corrosive)?
• What does the acronym SLUDGEM refer to?
• Which of the following actions is NOT appropriate for first responders at the awareness level?
• What type of intermodal tank is designed for working pressures of 100 to 500 psig and used for transporting liquefied gases?
• When must a first responder refer to the Table of Initial Isolation and Protective Action Distances in the Emergency Response Guidebook?
• Emergency centers that provide immediate technical assistance to responders include which of the following?
• During a chemical incident, what is the purpose of establishing an isolation zone?
• What is the main characteristic of substances in the DOT Hazard Class 1?
• Where are hazardous materials likely found in urban areas?
• In relation to hazardous material spills, what does PEL stand for?
• A rail car with exposed fittings is designated as what type of car?
• Which of the following is NOT a characteristic of fluoroprotein foams?
• Which of the following is a characteristic of blood agents?
• What is the hazardous materials PPE ensemble level most commonly used?
• Which EPA Level protection is defined by work uniforms that provide minimal protection?
• Why are chemicals listed in highlighted type in the Emergency Response Guidebook?
• Which of the following materials is NOT typically shipped in industrial containers with limited hazard to the public and environment?
• What is defined as any chemical that poses a physical hazard or health hazard?
• In the context of hazardous materials, what does SCBA stand for?
• What type of items may bags be used to store?
• Which of the following is NOT a consideration for establishing an emergency decontamination area?
• Which of the following groups does sensitizers belong to?
• Which threats are commonly associated with widely attended public buildings?
• What type of planning is essential for responding to hazardous materials incidents?
• Which statement regarding evacuation and sheltering-in-place is true?
• What does the removal of contaminated victims in need of medical treatment require?
• What type of substances are known to induce seizures when exposed?
• What type of packaging is used for pipe-like containment of radioactive materials?
• As a responder trained to the operations level, how can you verify the presence of chlorine emitting yellowish vapors from a cylinder?
• What is essential for extinguishing or controlling a hazardous materials fire involving bulk containers?
• If a first responder cannot obtain a numbered guide for a hazardous material, what should they do first?
• What type of heat-related condition is characterized by rapid, shallow breathing and cool, clammy skin?
• In a compressed gas tube trailer, what is the usual pressure range it operates at?
• What characterizes hazardous waste according to the U.S. Environmental Protection Agency?
• True or False: Structural fire-fighting protective clothing can be utilized to make rescues of live victims during a hazmat incident involving chemicals.
• What is the term for having people remain inside a building rather than moving them to another area during an emergency?
• What is the autoignition temperature?
• Which Hazard Class under the U.N. Labeling System is assigned to a substance that readily yields oxygen to support combustion?
• What can be inferred if victims have lost control of their bowels and are suspected of nerve agent exposure?
• In the UN/DOT Marking System, which of the following substances falls under Hazard Class 3?
• What is the primary role of the Safety Officer at an incident?
• Which of the following is a potential ignition source found at hazardous materials incident scenes?
• In the NFPA 704 System of Identification, what color is the diamond-shaped placard used for fire hazard?
• What type of tank is classified as MC 306/DOT 406?
• What is the process by which a hazardous liquid flow is redirected away from an area called?
• When providing emergency medical care to victims of a hazardous materials incident, what is the first step to take?
• What is the term for the ratio of the weight of a volume of liquid to the weight of an equal volume of water?
• Caustic soda and potassium hydroxide are classified as which type of substance?
• Which of the following actions allows only first responders into the affected area?
• In cold environments, which practice is important to prevent health risks?
• Which hazard type results from exposure to viruses or bacteria?
• The DOT defines a small spill as a leaking container smaller than:
• Which of the following is not a characteristic of AFFF?
• When using safety showers at an industrial facility, what should firefighters verify?
• According to SARA, Section 304, how should releases of extremely hazardous substances be reported?
• What is a significant limitation of structural firefighting protective clothing in hazardous materials situations?
• Which biological agent is a common concern in acts of bioterrorism?
• What type of container is typically used to ship materials with low reactivity?
• During a hazmat incident, securing the area primarily aims to:
• What may be an indicator of thermal hazards?
• A railcar tanker with a stencil marking of DOT 111 is categorized as what type of railcar?
• When implementing tactical activities during a bomb event, what should responders be particularly alert for?
• Which of the following is a characteristic of protein foams?
• Continuous exposure to levels above TLV can lead to what type of health effects?
• When entering a hazardous area, the best SCBA to use is one with which specifications?
• Which protective equipment is specifically mentioned in the Emergency Response Guidebook as adequate for first responders dealing with low to moderate level radiation?
• In which type of area are hazardous materials commonly found in agricultural stores or co-ops?
• First responders trained to the awareness level should be able to:
• The concentration that must not be exceeded is known as what?
• Which of the following is NOT a physical limitation of personnel working in a positive pressure SCBA?
• What condition results from the failure of the body's temperature-regulating capacity?
• Which substance is classified as a chemical asphyxiant?
• What number would be shown in the Flammability Quadrant of the NFPA 704 System for a material that requires moderate heating before ignition?
• Which of the following is NOT a responsibility of the Safety Officer at a hazardous materials incident?
• How much faster can wet clothing extract heat from the body compared to dry clothing?
• In the NFPA 704 System, which quadrant represents the health risk of a chemical?
• Which of the following statements about radioactive powder exposure is true?
• During a fire involving products of hazard class 1, what is the primary hazard to responders?
• What single item differentiates a Level B ensemble from the lower levels of PPE?
• What is the primary hazard associated with an oxidizer during a fire?
• What does the number at the bottom of a placard diamond indicate?
• Which of the following is NOT required information on a pipeline marker?
• What feature distinguishes a tube module from other types of intermodal tanks?
• If a material entry in the Emergency Response Guidebook is highlighted and there is no fire involved, where should the first responder go next?
• Which statement is true regarding pipeline markers?
• In relation to hazmat incidents, awareness-level responders should prioritize:
• What training level is necessary for managing operations during hazardous materials incidents?
• Who is tasked with overseeing the cargo on a maritime vessel?
• What level of protection is required when the highest level of respiratory protection is needed but lesser skin protection is necessary?
• Which of the following information cannot typically be provided by CHEMTREC/CANUTEC?
• Which of the following symptoms does NOT align with exposure to a nerve agent?
• What could be a result of inappropriate handling of pressurized cylinders?
• After initial training, what is most important regarding the use of PPE?
• What does a packing group number indicate regarding hazardous materials?
• Which type of intermodal tank is designed specifically for carrying refrigerated liquefied gases?
• Why should a cylinder be regarded as dangerous regardless of its contents?
• In a cold environment, what should be considered when wearing wet clothing?
• Which type of packaging is the strongest and is used for highly radioactive shipments?
• What term describes the steps taken to ensure the health and safety of emergency responders and the public during a hazardous materials incident?
• What does a rating of "0" in the NFPA 704 System indicate about a material's hazard?
• Which person is responsible for piloting an aircraft?
• The DOT Hazard Class 8 is associated with which type of materials?
• Cryogenic liquids are defined as those that exist at what temperature or lower?
• Which type of event should raise awareness of possible terrorism involvement?
• In hazardous materials, what does "medium term" exposure refer to?
• What is the main purpose of shipping papers for hazardous materials?
• What should be the primary focus of first responders when approaching a hazardous materials incident?
• What color is used to indicate the reactivity quadrant in the NFPA 704 System?
• A substance that poses severe hazards and can react explosively would be classified as which hazard class?
• In case of a chemical release, what is mandated if it exceeds a specified quantity?
• You arrive at the site of an explosion where many are experiencing runny noses, difficulty breathing, and convulsions. What incident do you suspect?
• If a chemical name is highlighted in the Emergency Response Guidebook, where are the table of initial isolation and protective action distances found?
• What is an important practice for minimizing the physical limitations of PPE for firefighters?
• Which statement is true regarding the control zones in a hazardous materials incident?
• As a first responder trained to the operations level, which spill control tactic can be utilized?
• What type of materials do IM 102 intermodal portable tanks typically transport?
• On a rail transport vehicle, who is primarily responsible for operations?
• What type of information is mandatory on pesticide labels concerning safety?
• In a hazardous material incident, what is the primary second step after ensuring safety?
• What is the minimum level of respiratory protection required for employees engaged in emergency response?
• The presence of which of the following is increasingly critical for compliance in HAZMAT operations?
• For a tractor-trailer carrying 975 lbs. of organic peroxides, what placarding is required?
• What term is used for substances that cause allergic reactions after repeated exposure?
• Which of the following terms is used to describe a hazardous material's ability to adhere to surfaces?
• What is a primary concern when handling hazardous materials in extreme heat conditions?
• In terms of safety management, what authority does the Safety Officer possess?
• When describing a substance as a solid, liquid, or gas, what property are we referring to?
• Is it true or false that protein foam should be applied by plunging directly into the fuel for proper mixing percentages?
• In an emergency with bulk chemical storage, where can a firefighter obtain an MSDS if it's not available on-site?
• Which of the following statements about hazardous material transportation is FALSE?
• Self-contained breathing apparatuses and supplied air respirators are two types of what?
• What is generally true about the hot zone at a hazardous materials incident?
• What type of suit is used where splashes may occur, but respiratory hazards are minimal?
• What type of information does the NFPA 704 System provide about hazardous materials?
• Which is the proper cargo tank truck designation for transporting sulfuric acid?
• In air transport, what does the air bill primarily serve as?
• A number 4 in the blue quadrant of the NFPA 704 System indicates what level of risk?
• According to the NFPA 704 System, which placard number set indicates the most dangerous chemical?
• Which type of material is most often transported in bulk containers?
• What is a potential issue when listing product names, chemical names, and synonyms on Material Safety Data Sheets?
• One of the roles of the first responder at the awareness level during a haz mat incident is to:
• When estimating the time to achieve the primary objective of an incident, which of the following should not be considered?
• Which class do vesicants/blister agents, such as nitrogen mustard, belong to in the UN/DOT classification?
• Which principle(s) is/are most effective for personal protection from B-NICE materials?