NFPA Level 1 & 2 Testing Questions and verified answers

NFPA Level 1 & 2 Testing Questions The number at the bottom of the diamond on a placard indicates what? - Correct answer Hazard Class" "What section of the ERG would you expect to find the emergency action for a spill or leak? - Correct answer Orange" "What are some signs and symptoms of body irritants? - Correct answer Unexplained skin, eye, or airway irritation" "Upon arrival at a hazardous material incident involving a truck, you locate the 4-digit ID number on an orange panel. The first place you should look in the Emergency Response Guidebook is the: - Correct answer Yellow-bordered section" "composition, hazards, and first aid measures are all parts of the: - Correct answer Safety Data Sheet" "What information needs to be provided during the notification? - Correct answer Container type" "The placard below represents: - Correct answer Flammable Liquids/combustibles" "Which of the following is correct? A. If placards are clearly displayed on the transportation mode, shipping papers are not required. B. If a transportation mode is not carrying hazardous materials, there is no requirement for specific information to be provided on shipping papers. C. Shipping papers must contain the proper name of the chemical amount and weight. D. Both B and C - Correct answer D. Both B and C" "What are the two types of potential hazards found in each guide of the Emergency Response Guidebook? - Correct answer Health and fire" "Regarding the NFPA 704 labeling system, what does position #2 represent? - Correct answer Flammability (red)" "An Air Bill may be found in the: - Correct answer Cockpit" "Flammable range is the: - Correct answer Percentage of gas or vapor concentration in air" "What is the most specific source of information on a hazardous material of the references listed below? A. Emergency Response Guidebook B. Safety Data Sheet C. Placards D. National Fire Protection Association 704 System - Correct answer Safety Data Sheet" "What is represented by the vertical stripes indicated below? - Correct answer Radioactive levels" "What factor should raise your awareness of possible terrorism involvement? A. Occupancy B. Location of caller C. Time of day D. Day of week - Correct answer A. Occupancy" "Rail cars with exposed fittings are: - Correct answer Non-pressure or low-pressure tank" "Regarding the road trailers, what classification has a single manhole assembly protected by a flash box and roll-over protection - Correct answer MC 307/DOT 407" "What should be done in the hazard-control zone to avoid hazards? - Correct answer A firefighter should prevent unauthorized personnel from entering" "Placards that contain the hazard class number of 6 at the bottom identify: - Correct answer Infectious Substances" "Regarding the NFPA 704 labeling system, what does position #3 represent? - Correct answer Reactivity (yellow)" "What information should be included on hazardous materials shipping papers when they are being transported? - Correct answer Hazard class of the material" "The placard below represents: - Correct answer A corrosive" "A liquid carrier has an elliptical shape when viewed from the rear. This shape, pictured below, indicates what designation of road trailer? - Correct answer MC 306/DOT 406" "For an emergency at a fixed facility with bulk chemical storage, where the Safety Data Sheet is not available on site, the first responder may obtain information from: - Correct answer The Canadian Transport Emergency Centre" "What is most likely to be contained in a MC 312 tank truck? - Correct answer Corrosive liquids" "What quadrant of the National Fire Protection Association 704 System would indicate if a product is water reactive? - Correct answer White" "What hazard classification number indicates that a product is a gas? - Correct answer 2" "Hazard class 1 includes: - Correct answer Explosives" "United Nations placards indicate general hazard recognition by: - Correct answer Giving the UN hazard class number" "The Canadian Transport Emergency Centre and the Chemical Transportation Emergency Center can usually provide: - Correct answer Technical information" "What is the designation for a non-insulated, single-shell vessel pictured below, which carries gases that have been liquified, is a: - Correct answer MC 331" "A substance that readily yields oxygen to support combustion of fuels would be labeled what under the United Nations Labeling System? - Correct answer 5" "Which hazard class is represented below? - Correct answer Non-flammable gas" "Regarding the NFPA 704 labeling system, what does position #1 represent? - Correct answer Health (blue)" "Hazard Class 2 includes: - Correct answer Non-flammable gases" "If you need to establish an isolation perimeter inside a building, you should: - Correct answer Post personnel at the entrance to deny access" "What radioactive packaging includes small drums as well as heavily shielded casks weighing over 100 metric tons. - Correct answer Type B" "Local emergency response personnel can gain valuable information if they utilize what in the pre-incident planning stage? - Correct answer Local Emergency Planning Committee" "Regarding the NFPA 704 labeling system, what does position #4 represent? - Correct answer Special Information (White)" "When conducting a size up of a facility, firefighters should utilize the National Fire Protection Association 704 System to identify the: - Correct answer Flammability of the material" "What hazard class is represented by the placard illustration - Correct answer Radioactive" "Within the United Nations System, a container labeled with a Hazard Class 4 contains a: - Correct answer Flammable solid" "While a crew is extinguishing a small fire in a house they discover the presence of chemicals and glass jars, a possible clue to activity that is indicative of: - Correct answer Drug making" "When shipping radioactive material by air, what type of container is used? - Correct answer Type C" "The National Fire Protection Association (NFPA) 704 system was designed for: - Correct answer Fixed facilities" "Which is true? A. Examples of nerve agents are sarin, soman, and V agent WX. The most toxic, least volatile nerve agent is V agent WX. B. Nerve agents are very effective due to their high vapor pressure. C. Nerve agents are very effective due to their high vapor pressure. The most toxic and volatile nerve agent is V agent WX. D. None of the answers are true. - Correct answer A. Examples of nerve agents are sarin, soman, and V agent WX. The most toxic, least volatile nerve agent is V agent WX." "CANUTEC is available ______________ hours per day to provide information about ______________: - Correct answer 24, many chemicals" "What are cryogenic liquid intermodal, IMO type 7, containers? - Correct answer Diverse in pressure ratings as high as 600 psi" "A substance that readily yields oxygen to support combustion of fuels, would be labeled as a Hazard Class: - Correct answer 5" "On pesticide labels for materials originating in Canada, the product will have a _______________ which is like EPA registration number in the United States. - Correct answer Pest control product number" "Emergency centers such as ___________ are principal agencies providing immediate technical assistance to an emergency responder. - Correct answer CANUTEC" "Choose the most correct answer. A. There are many types of intermodal containers, or freight containers that can be used interchangeably on multiple modes of transportation (highway, rail, ship) B. Cryogenic liquids cannot be shipped in intermodal containers because they are too unstable for this type. C. Radioactive material containers are shipped in either Type A or Type B containers D. Both A and C - Correct answer D. Both A and C" "A Hazard Class 7 is a: - Correct answer Radioactive" "Shipping papers are referred to as _____________ and usually stored ___________. - Correct answer Air bill; in the cockpit" "What tank carrier is designed to haul various chemicals whose pressures are less than 35 psi? - Correct answer MC 307/DOT 407" "The person who is responsible for control of the air-bill papers is the: - Correct answer Pilot" "The National Fire Protection Association lists _______________ as the standards for identifying chemical hazards of materials at fixed facilities. - Correct answer NFPA 704" "What product do IM 102 intermodal portable tanks usually carry? - Correct answer Nonregulated materials" "A Hazard Class 6 includes: A. Liquid poisons B. Military agent C. Flammable gases D. Poison gases - Correct answer A. Liquid Poisons" "What do you call a specialized intermodal tank container that transports gases in high pressure cylinders? - Correct answer Tube module/trailer" "When a chemical name is highlighted in the Emergency Response Guidebook, the table of initial isolation and protective action distance is found in the __________________ section. - Correct answer Green" "Which one of the following is a biological agent? A. Lewisite B. Phosgene C. Gasoline D. Anthrax - Correct answer D. Anthrax" "A container of flammable solids would receive a United Nations Label or placard with a hazardous classification of what? - Correct answer 4" "Which is true about beta particles? A. They have weight and mass B. They have ionizing radiation like X-rays C. They are deadly D. They are large particles that easily pass through protective gear - Correct answer B. They have ionizing radiation like X-rays" "A Hazard Class 8 is a: - Correct answer Corrosive" "What is the designation for a specialized intermodal tank container that carries refrigerated liquid gases, oxygen, or helium? - Correct answer Cryogenic intermodal tanks/IM type 7" "One resource that deals with protective action distances involving toxic gas is the: - Correct answer Emergency Response Guidebook" "An intermodal container that can hold high pressure gases 20 684 KPa (3000 psi) or higher is a: - Correct answer Tube module intermodal container" "The NFPA 704 System indicates hazardous materials as: - Correct answer Potential hazards" "What type of packaging contains low-level commercial radioactive shipments in cardboard boxes, wooden crates, and metal drums. - Correct answer A" "Regarding the National Fire Protection Association 704 System, the most dangerous chemical would have a placard showing which number sets? A. 4, 4, 2 B. 0, 2, 1 C. 0, 2, 4 D. 4, 3, 2 - Correct answer A. 4, 4, 2" "Cryogenic liquid tanks have: - Correct answer A double shell with insulation" "What tank carrier is designated to carry flammable liquids, combustible liquids, Class B poisons, and liquid food products with vapor pressures up to 4 psi? - Correct answer MC 306/DOT 406" "What might you encounter if you respond to the road trailer shown below leaking? - Correct answer Corrosives" "The primary hazard to firefighters in the vicinity of a fire involving products of Hazard Class 1 is: - Correct answer Explosion" "What is the goal of an emergency decontamination procedure? - Correct answer Quickly remove any threatening contamination" "What is penetration? - Correct answer Movement of material through closures" "What products do IM 102 intermodal portable tanks typically carry? - Correct answer Nonregulated material" "When responding to an emergency at a facility with bulk chemical storage, you may obtain information from: A. The National Fire Prevention Association B. The Safety Data Sheet C. The Canadian Transport Emergency Centre D. Both B and C - Correct answer D. Both B and C" "Shippers of radioactive material must display a placard that: - Correct answer Displays a number, the higher the number the more radiation is emitted" "True of False. Packaging used to transport items with extremely low levels of radioactivity that presents no risk to the public or environment is excepted. - Correct answer True" "When contacting the Canadian Transport Emergency Centre, the caller should be prepared to provide the: - Correct answer Type of container or vehicle" "What section of the Emergency Response Guidebook includes levels of personal protective equipment for defensive operations? - Correct answer Orange" "What do vertical stripes mean on the picture below? - Correct answer Radioactive levels" "Which Hazard Class covers nerve agents used in chemical warfare? - Correct answer 6.1" "What are materials such as benzene, asbestos, and arsenic classified as? - Correct answer Carcinogens" "What type of decontamination is designed to remove contaminates that pose an immediate threat to life? - Correct answer Emergency" "What is the design pressure of an IM 101 portable tank - Correct answer 175 t0 689 KPa (25.4 to 100 psi)" "What type of radiation is the least dangerous to external portions of the body but very dangerous if ingested or inhaled? - Correct answer Alpha" "What are these materials classified as? Lithium, finely divided magnesium, sodium, cesium. - Correct answer Water reactive" "Flash point - Correct answer Minimum temperature at which a liquid gives off enough vapors to form an ignitable mixture with air near the surface." "A process where a hazardous liquid spill is redirected away from an area is: - Correct answer Diversion" "What is the highest level of respiratory protection needed but lesser chemical protection required for the skin? - Correct answer Level B" "What are IBC's? - Correct answer Intermediate bulk containers" "Which is the most true about beta particles? A. Having weight and mass B. Ionizing radiation like X-rays C. Deadly radiation D. Large particles that easily pass through protective gear - Correct answer B. Ionizing radiation like X-rays" "Which is considered a Hazard Class 4 product? A. Flammable gas B. Flammable solid C. Oxidizing substance D. Flammable liquid - Correct answer Flammable solid" "What resource would be useful to determine the size of an endangered area during a hazmat incident? - Correct answer Emergency Response Guidebook" "How may personnel, personal protective equipment, apparatus, and tools become contaminated? - Correct answer Secondary contamination" "Where would you find valves on a Ton container? - Correct answer End" "Potassium hydroxide and caustic sodium hydroxide are examples of: - Correct answer Bases" "What determines if vapors will rise, or fall? - Correct answer Vapor density" "What is the route of exposure effecting the respiratory tract associated with causing ill effects, both acute and chronic? - Correct answer Inhalation" "Cryogenic liquids are those which exist at: - Correct answer Minus 54C (130F)" "What do you call a release that is the result of a broken or damaged valve that may last from several second to several minutes, depending on the size of the opening, type of container, and nature of contents. - Correct answer Rapid relief" "A common product of combustion encountered at structure fires is: - Correct answer Carbon monoxide" "What is a factor that can change the evacuation area? A. Firefighters entering incident from the north B. Change in wind direction C. Number of firefighters responding to the incident D. Number of firefighters with self-contained breathing apparatus (SCBA) - Correct answer B. Change in wind direction" "Which statement about emergency decontamination is most correct? A. It can be implemented without a formal decontamination area B. It provides only fire decontamination C. The victim does not pose a threat of secondary contamination D. It removes the threat of secondary decontamination - Correct answer A. It can be implemented without a formal decontamination area" "What term refers to an atmosphere that poses an immediate hazard to life or can cause irreversible, debilitating effects on health? - Correct answer IDLH (Immediately Dangerous to Life or Health)" "Vapors that attack the mucous membranes, such as the surfaces of the eyes, nose, and throat, are considered to be what? - Correct answer Irritants" "What are pipeline-vent markers required to include - Correct answer Product name, and phone number of owners" "Which would be considered a potential ignition source at the scenes of hazardous material incidents? A. Radios and flashlights B. Cylume sticks C. Transverse friction D. Inert gas - Correct answer A. Radios and flashlights" "Dizziness, headache, and nausea are signs of what? - Correct answer Heat exhaustion" "Emergency centers such as ____________ are principal agencies providing immediate technical assistance to an emergency responder. - Correct answer CANUTEC" "Which chemical would be classified as an asphyxiant? A. Carbon dioxide B. Nitrogen C. Hydrogen cyanide D. Meth - Correct answer C. Hydrogen cyanide" "Toxic gases would fall under which hazard class and division? - Correct answer 2.3" "The first step to accomplish upon arrival at a hazardous material or suspected hazardous materials incident is: A. Identification of the spilled or released product B. Victim recovery C. Notification of the hazardous materials response team D. Isolation of the area and prevention of entry - Correct answer D. Isolation of the area and prevention of entry" "What level of protection do work uniform provide? - Correct answer Level D" "What products do IM 101 intermodal portable tanks typically carry? - Correct answer Flammable liquids" "What particles have physical mass but have no electric charge? - Correct answer Neutron" "What type of reaction do chemicals that ignite when combined create? - Correct answer Exothermic" "What is a corrosive? A. The effect of acids and bases on a metal B. A substance's tendency to deteriorate another substance C. The percentage of an acid or base dissolved in water D. A degree a substance will mix with water - Correct answer B. A substance's tendency to deteriorate another substance" "You respond to a possible Weapons of Mass Destruction event with victims that have pinpoint pupils and twitchy muscles. You suspect they were exposed to a: - Correct answer Nerve agent" "Shelter-in-place means? - Correct answer Having people remain inside a building" "What condition has symptoms that include little or no sweating; hot, dry, red skin; deep then shallow breathing; and rapid pulse? - Correct answer Heat stroke" "From the options below which is transported in industrial containers? A. High level radiation B. Natural uranium C. Plutonium D. Smoke detectors - Correct answer D. Smoke detectors" "CANUTEC and CHEMTREC can usually provide: - Correct answer Technical Information" "What material type may cause severe chemical burns and extensive tissue damage? - Correct answer Corrosive" "What is found between the upper and lower flammable limits of a gas or vapor? - Correct answer Flammable/explosive range" "Vapor pressure of a substance at 38C (100F) A. Will remain the same substance at 20C (68F) B. Always higher than the same substance at 20C (68F) C. Will be lower than the same substance at 20C (68F) D. Will change chemical composition - Correct answer B. Always higher than the same substance at 20C (68F)" "Which one of the following would be considered a symptom of an irritant exposure? A. Diarrhea B. Burning sensation to eyes C. Convulsions D. Fluid in lungs - Correct answer B. Burning sensation to eyes" "The zone where contamination has occurred or has the potential to occur and requires established entry and exit control points is: - Correct answer Hot/exclusion zone" "What container type is used to ship radioactive material by air? - Correct answer Type C" "The Canadian Transport Emergency Centre can aid responders if: A. They have a Safety Data Sheet to fax B. They have received financial authorization for clean-up C. The name of the shipper or manufacturer is known D. They are the approved hazardous material team - Correct answer C. The name of the shipper or manufacturer is known" "The routes of entry for human exposure to hazardous materials are: - Correct answer Inhalation, ingestion, absorption, and injection" "A process where one substance combines with another substance is: - Correct answer Absorption" "What is indicated when a responder places their hands across their throat? - Correct answer Air problem" "What hazard classification is a substance that spontaneously releases ionizing radiation labeled? - Correct answer 7" "What do you call it if a person takes a hazardous material into their body through undamaged skin or the eyes? - Correct answer Absorption" "The term evacuate means: - Correct answer moving everyone from a threatened area to a safer area" "What type of radiation can be stopped by a piece of paper? - Correct answer Alpha" "Poisons that can be harmful if inhaled, swallowed, absorbed or introduced into the body. - Correct answer Toxic" "What is the most dangerous type of radiation? - Correct answer Gamma" "Following repeated exposure _____________ will cause an allergic reaction. - Correct answer Sensitizers" "Firefighters can contract the shipper directly from the emergency contact information on the: - Correct answer Shipping papers" "If a chemical is classified as ______________ it can cause a severe allergic reaction. - Correct answer A sensitizer" "What is the process of taking in materials through the skin or eyes? - Correct answer Absorption" "What do we call something that interferes with oxygen exchange during normal respiration? - Correct answer An asphyxiant" "One type of hazardous material that is classified as Hazard Class 1.1 is: - Correct answer Explosives with a mass explosion hazard" "In the National Fire Protection Association 704 System of identification, the diamond-shaped placard used for fire hazard is colored: - Correct answer Red" "An explosive with a fragment hazard is denoted by the Canadian Military Marking System as a: - Correct answer #2 in an X" "In the hazard classification system, what is the primary hazard of a Class 5 material? - Correct answer Oxidation" "Cylinders commonly include what design feature? - Correct answer Pressure relief device" "What is the hazard class represented by the placard illustration below? - Correct answer Dangerous when wet" "What regulates the manufacturing and labeling of pesticides in Canada? - Correct answer Pest Control Product Act" "A liquid's ability to mix with water is referred to as it's: - Correct answer Solubility" "A firefighter can obtain shippers information and number from: - Correct answer The shipping papers" "The area that exists just outside the hot/exclusion zone is called the: - Correct answer Warm zone" "What would likely happen if a contaminated individual was permitted to leave the hot zone without being decontaminated? - Correct answer The contaminates would likely be transferred to other personnel or equipment." "According to federal law who is required to keep a Safety Data Sheet on file. - Correct answer Hazardous materials are used or stored" "With the Canadian Military Marking System for Hazardous Materials, the symbol for a mass fire hazard is: - Correct answer #3 in a triangle" "What is the best resource for determining the name of a hazardous material located in a facility? - Correct answer Safety Data Sheets" "The active ingredients on pesticide labels must be: - Correct answer Listed by name" "Persons trained at the Awareness Level can: - Correct answer Recognize the need for additional resources and make the appropriate notifications" "What are large tanks with hemispherical heads on both ends? - Correct answer High pressure" "A chemical with a vapor density greater than one will: - Correct answer Collect in low areas and below-grade places" "With respect to exposure, what does long term mean? - Correct answer Years and generations" "when sheltering people in place, the people should be directed to: - Correct answer Close all heating, ventilation, and air-conditioning systems" "Substances that may pose an unreasonable risk to health, safety, or property when transported, stored, or used in commerce are called: - Correct answer Hazardous materials" "On a placard with skull and crossbones, what background color signifies a poisonous substance? - Correct answer White" "A Dangerous Cargo Manifest may be found in the: - Correct answer Wheelhouse or bridge" "The statement "Keep Away From Children," found on pesticide labels is an example of a: - Correct answer Precautionary statement" "To minimize exposure to hazards of those on scene, evacuation should: - Correct answer Start with those in the most danger" "What organization provides an emergency call center for Canadian first responders at a hazmat emergency? - Correct answer CANUTEC" "What is water solubility - Correct answer The degree to which a substance will mix with water" "Responders at a terrorism incident, must be aware that: - Correct answer The terrorist may be on the scene waiting for responders to arrive before striking again." "Which of the following is a true life-threatening emergency that requires immediate attention? A. Heat exhaustion B. Heat stroke C. Heat stress D. Heat cramps - Correct answer B. Heat stroke" "Who is responsible for the care and control of a Dangerous Cargo Manifest? - Correct answer Captain or master" "In the Hazard Classification System, What does Hazard Class 5 consist of? - Correct answer Oxidizers" "With regard to the notification process, tactical channels may be assigned to: - Correct answer Ensure dedicated radio channels are available" "What is true about neutron radiation? A. They are highly penetrating B. It is commonly used in commercial and industrial operations C. They are easy to measure in the field D. They are usually found in common pharmacies - Correct answer A. They are highly penetrating" "Repeated exposure to a chemical over a long period of time may result in: - Correct answer Chronic health hazard" "Which of the following is correct? A. Vapor dispersion involves using water spray or fans to intentionally move vapors away from a certain area B. Vapor dispersion is always a good idea when flammable substance are the problem C. Vapor dispersion is only effective with materials that are water soluble D. All are correct - Correct answer A. Vapor dispersion involves using water spray or fans to intentionally move vapors away from a certain area" "Which of the following is correct regarding emergency decontamination? A. It must take place in the decontamination corridor B. There must be environmental protection in place C. The property must be protected first D. It is required when immediate medical attention is necessary - Correct answer D. It is required when immediate medical attention is necessary" "When should hazardous occupancies be identified and evaluated? - Correct answer During pre-incident planning" "What does the National Fire Protection Association (NFPA) 704 System provide? - Correct answer General hazard identification" "Which section of the ERG provides the fire, explosion, and health hazard information for the material identified by the first responder? - Correct answer Orange" "What hazard class is represented by the picture below? - Correct answer Flammable solids" "During a suspected terrorist event, responders should look for indicators of: - Correct answer Secondary devices" "The acronym SLUDGEM is used to describe the signs and symptoms of exposure to which of the categories of warfare agents? - Correct answer Nerve agents" "What is the term for a reaction that is associated with over-pressurization of closed containers and occurs at a rate of one second or less is a: - Correct answer BLEVE" "A firefighter may obtain an appropriate Safety Data Sheet from: - Correct answer The employer of the facility" "From the list below, which protective action would you take during shelter-in-place protection? A. Close all windows B. Establish a water curtain C. Don PPE D. Ensure heating, ventilation, air conditioning system remains operating - Correct answer A. Close all windows" "The four digit number on a placard, or an orange panel of a tank car is the: - Correct answer United Nations product identification number" "In the United Nations Labeling System, a flammable liquid would receive a hazard classification of: - Correct answer 3" "What is the primary consideration in determining whether a facility is required to have Safety Data Sheets? - Correct answer If it has chemicals that are used in the workplace" "A role of the first responder at the awareness level during a hazmat incident is to: - Correct answer Isolate the area" "The initial part of the assessment process is: - Correct answer Recognizing the presence of hazardous materials" "What are alpha particles? - Correct answer Particles with weight and mass" "At a terrorist event, the collection of evidence is primarily the responsibility of: - Correct answer Law enforcement" "What is heat exhaustion associated with? - Correct answer Cold and clammy skin" "A bill or lading is the type of shipping paper used when transporting a product by: - Correct answer Highway truck" "Who is the person that advises the Incident Commander of existing or potentially unsafe conditions and monitors conditions of personnel? - Correct answer Safety Officer" "United Nations (UN) Labeling System Hazard Class 3 indicates a: - Correct answer Flammable/combustible liquid" "What is the immediate concern when dealing with combustible liquid spills? - Correct answer Prevent ignition" "With the Canadian Military Marking System for Hazardous Materials, an octagon-shaped placard with a #1 on it denotes a: - Correct answer Mass explosion/detonation" "The steps taken to maintain health and safety of firefighters and the public during an incident involving hazardous materials are considered. - Correct answer Protective actions" "What is required for a tractor trailer carrying 1001 lbs. Of organic peroxides, other than Type B? - Correct answer A yellow placard" "What determines whether a vapor will rise, or fall? - Correct answer Vapor density" "The Environmental Protection Agency signal word - warning - indicates: - Correct answer Moderate level of toxicity" "What exposure guidelines should a responder use to minimize radioactive contamination. when dealing with a radiological incident involving a leak or spill? - Correct answer Time, distance, shielding" "What is described as the ratio of the weight of a volume of liquid to the weight of an equal volume of water. - Correct answer Specific gravity" "Which is a Class 3 hazard? A. Black powder B. Gasoline C. Ammonium nitrate D. Magnesium - Correct answer B. Gasoline" "Chemicals with specific gravities greater than one will: - Correct answer Sink in water" "The chemicals highlighted in the ERG were selected because they: - Correct answer Present a toxic inhalation hazard" "What would you find in containers labeled with a Hazard Classification of 4? - Correct answer Flammable solids" "When incidents involve leaking flammable substances, first responders should immediately remove all: - Correct answer Ignition sources" "In the Hazard Classification System, what is a Hazard Class 1? - Correct answer Explosives" "What is required for pipeline markers? - Correct answer Pipeline owner's phone number" "In the Hazard Classification System, what is a Hazard Class 6? - Correct answer Poison" "People are remaining inside until the danger passes is referred to as: - Correct answer Sheltering in place"