HAZMAT Awareness-Exam Questions and Answers 2023

Identify your FOUR main responsibilities at the Awareness level. - ANSWER-Call for trained personnel, recognize the presence of hazardous materials, protect yourself, secure the area When analyzing a hazardous materials incident at the Awareness level, you are responsible for: - ANSWER-recognizing the presence of hazardous materials. The placard image indicates the presence of: - ANSWER-oxygen. Class 8 of the DOT hazard classification contains: - ANSWER-corrosive materials. The type of material found in DOT Class 2, Division 2 is a(n): - ANSWER-Liquefied gas Using the DOT hazard classification system, certain hazards can be determined by the: - ANSWER-color of the label or placard. Explosives that have a fire hazard and either a minor blast or minor projection hazard, or both, but no mass explosion hazard are in the DOT Class 1, Division: - ANSWER-3 A material that is a flammable solid would be classified as a Class ____ hazardous material. - ANSWER-4.1 When hazardous materials are being transported by rail, the shipping papers are most likely to be: - ANSWER-with the conductor or engineer. The person responsible for having the shipping papers on a ship carrying hazardous cargo is the: - ANSWER-captain Identify the THREE pieces of information that should always be printed on a pipeline warning sign. - ANSWER-emergency phone number; information about the pipeline contents; Ownership of the pipeline Match each NFPA 704 marking system description with the correct area on the NFPA marker. - ANSWER-Left (blue)=health, top (red)=fire, right (yellow)=reactivity, bottom (white)=special information Identify FOUR types of locations that could become targets for criminal or terrorist activity using hazardous materials - ANSWER-places of historical significance; mass transit systems; telecommunications facilities; military installations One limitation of using your senses to determine the presence of a hazardous material is that: - ANSWER-if you are close enough to sense hazardous materials, you may have already endangered yourself. At a fixed facility, the best places to look for the names of the hazardous materials are the SDS and the: - ANSWER-emergency planning documents corrosive material that damages the skin or body tissue is considered exposure by: - ANSWER-contact Using your sense of smell to identify a hazardous material can put you at risk of exposure by way of: - ANSWER-inhalation When analyzing a hazardous materials incident at the Awareness level, you are responsible for: - ANSWER-thermal=caused by exposure to extreme temperatures; poisonous=materials that are toxic to humans in inhaled, swallowed, absorbed, or enter through breaks in the skin; corrosive=can destroy body tissue on contact; Etiologic=living microscopic organisms, like germs, that can enter the body To find the appropriate guide page within the Emergency Response Guidebook, you must: - ANSWER-use the four-digit identification number or product name of the material. Terrorist incidents characterized by the rapid onset of medical symptoms and easily observed signatures are: - ANSWER-chemical incidents Petroleum and hazardous liquid pipeline structures include: - ANSWER-pump stations The onset of symptoms from a biological terrorist incident: - ANSWER-depends on the biological agent used Identify the Emergency Response Guidebook that is opened to the section that lists the UN/NA numbers in order. - ANSWER-Yellow bordered pages Information about a material's health hazards will be found in the: - ANSWER-Potential Hazard area of the orange guide pages in the ERG. Use Guide 111 in the Emergency Response Guidebook: - ANSWER-only until more specific information is available. Responder Cooley hears a loud hissing noise coming from the area where gas pipeline markings have been identified. He believes that he is dealing with a gas pipeline rupture. Responder Cooley should: - ANSWER-evacuate the area to where he can no longer hear, see, or smell gas. The type of protective action that requires you to keep everyone who is not directly involved in the emergency response operations, including unprotected emergency responders, away from the incident area is known as: - ANSWER-isolating the area and denying entry A typical situation when you should use the isolation distances found in the ERG's orange guide pages is when: - ANSWER-a hazardous material is exposed to fire. Among other things, the Initial Protective Action Distance for a material involved at an incident is based on the: - ANSWER-time of day Identify FOUR specific actions you should take when an incident is suspected to involve criminal or terrorist activity. - ANSWER-1. Isolate potentially exposed people or animals using the ERG; 2. document your initial observations for law enforcement; 3. prevent secondary contamination and wait for decontamination of victims; 4. establish control zones and access control points using the ERG Identify FOUR specific actions you should take when an incident is suspected to involve criminal or terrorist activity. - ANSWER-1. Communicate the suspicion to the proper authority; 2. protect yourself and others;3. attempt to preserve any physical evidence; 4. be alert for explosive devices and/or booby traps The EPA defines Toxic chemicals as? - ANSWER-Chemicals whose total emissions or releases must be reported annually by owners and operators of certain facilities that manufacture, process, or otherwise use a listed toxic chemical. In United Nations model codes and regulations, hazardous materials are called what? - ANSWER-Dangerous Goods Division 1.1 - ANSWER-Mass explosion hazard Division 1.2 - ANSWER-Explosives that have a projection hazard but not a mass explosion hazard. Division 1.3 - ANSWER-Explosives that have a fire hazard and either a minor blast hazard or a minor projection hazard, or both, but not a mass explosion hazard. Division 1.4 - ANSWER-Explosives that present a minor explosion hazard. The explosive effects are largely confined to the package and no projection of fragments of appreciable size or range is expected. An external fire must not cause virtually instantaneous explosion of almost the entire contents of the package. Division 1.5 - ANSWER-Substances that have a mass explosion hazard but are very insensitive that there is little probability of initiation or of transition from burning to detonation under normal transportation conditions. Prilled - ANSWER-is a term used in mining and manufacturing to refer to product that has been pelletized) Division 1.6 - ANSWER-Extremely insensitive articles that do not have a mass explosive hazard. This division is comprised of articles that contain only extremely insensitive detonating substances and that demonstrate a negligible probability of accidental initiation or propagation. Class 2 Hazards - ANSWER-BLEVE (Boiling Liquid Expanding Vapor Explosion). Sub-hazards: Flammable, oxidizer, poisonous, and nonflammable. Division 2.1 - ANSWER-Flammable Gas consists of any material that is a gas at 68º F (20ºC) or less at normal atmospheric pressure or a material that has a boiling point of 68º F (20ºC) or less at normal atmospheric pressure and that: Is ignitable at normal atmospheric pressure when in a mixture of 13% or less by volume with air; or Has a flammable range at normal atmospheric pressure with air of at least 12% regardless of the lower limit. Division 2.2 - ANSWER-Nonflammable, Nonpoisonous Gas, nonflammable, nonpoisonous compressed gas, including compressed gas, liquefied gas, pressurized cryogenic gas, and compressed gas in solution, asphyxiant gas and oxidizing gas; means any material (or mixture) that exerts in the packaging an absolute pressure of 40.6 psi (280 kPa) or greater at 68º F (20º C) and does not meet the definition of Divisions 2.1 or 2.3. Division 2.3 - ANSWER-Gas Poisonous by Inhalation material that is a gas at 68ºF (20ºC) or less and a pressure of 14.7 psi (101.3 kPa) (a material that has a boiling point of 68º F (20º C)] or at 14.7 psi [101.3 kPa]), and that is known to be toxic to humans as to pose hazard to health during transportation; or (in the absence of adequate data on human toxicity) is presumed to be toxic to humans because specific test criteria on laboratory animals. Class 3 Hazards - ANSWER-Burns readily, corrosivity, and toxicity; A flammable liquid is generally a liquid having a flash point of not more than 140° F (60°C), or any material in a liquid state with a flash point at or above 100°F (37.8°C) that is intentionally heated and offered for transportation or transported at or above its flash point in a bulk packaging; A combustible liquid is any liquid that does not meet the definition of any other hazard class and has a flash point above 140° F (60° C) and below 200°F (93°C). Class 4 Hazards - ANSWER-Rapid and spontaneous combustion with a release of mass quantities of smoke (toxic). Division 4.1 - ANSWER-Flammable Solid includes any of the following three types of materials: Wetted explosives, Self-reactive materials, Readily combustible solids Wetted explosives - ANSWER-explosives with their explosive properties suppressed by wetting with sufficient alcohol plasticizers, or water. Self-reactive materials - ANSWER-materials liable to undergo a strong exothermic (chemical reaction between two or more materials that changes the materials and produces heat) decomposition (chemical change in which a substance breaks down into two or more simpler substances. Result of oxygen acting on a material which changes the material's composition) at normal or elevated temperatures due to excessively high transport temperature or to contamination. Readily combustible solids - ANSWER-solids that can cause a fire through friction and any metal powders that can be ignited. Division 4.2 - ANSWER-Spontaneously Combustible Materials means any of the following materials: Pyrophoric material, Self-heating material Pyrophoric material - ANSWER-a liquid or solid that, even in small quantities and without an external ignition source, can ignite within 5 minutes after coming in contact with air. Self-heating material - ANSWER-a material that, when in contact with air and without an energy supply, is able to self-heat. Division 4.3 - ANSWER-Dangerous When Wet Materials means a material that, by contact with water, is liable to become spontaneously flammable or to give off flammable or toxic gas at a rate greater than 1 L/kg of the material, per hour. Division 5.1 - ANSWER-Oxidizer, a material that may, generally by yielding oxygen, cause or enhance the combustion of other materials. Division 5.2 - ANSWER-Organic Peroxide, any organic compound containing oxygen (O) in the bivalent [-O-O-] structure that may be considered a derivative of hydrogen peroxide, where one or more of the hydrogen atoms have been replaced by organic radicals. Materials are assigned to one of seven types. Transportation of type A organic peroxides is forbidden. Division 5.2 Type A - ANSWER-can detonate or deflagrate rapidly as packaged for transport. Division 5.2 Type B - ANSWER-neither detonates nor deflagrates rapidly, but that can undergo a thermal explosion. Division 5.2 Type C - ANSWER-neither detonates nor deflagrates rapidly and cannot undergo thermal explosion. Division 5.2 Type D - ANSWER-detonates only partially or deflagrates slowly, with medium to no effect when heated under confinement. Division 5.2 Type E - ANSWER-neither detonates nor deflagrates and shows low, or no, effect when heated under confinement. Division 5.2 Type F - ANSWER-will not detonate, does not deflagrate, shows only a low, or no, effect if heated when confined, and has low or no explosive power. Division 5.2 Type G - ANSWER-will not detonate, does not deflagrate shows no effect if heated when confined, and has no explosive power, is thermally stable, and is desensitized acid. Class 6 Hazards - ANSWER-Toxicity, infectious Division 6.1 - ANSWER-Poisonous Material; a material, other than a gas, that is known to be so toxic to humans as to afford a hazard to health during transportation, or that is presumed to be toxic to humans based on toxicity tests on laboratory animals. Division 6.2 - ANSWER-Infectious Substance; material known to contain or suspected of containing a pathogen. A pathogen is a virus or micro-organism (including its viruses, plasmids, and other genetic elements, if any) or a proteinaceous infectious particle (prion) that has the potential to cause disease in humans or animals. Class 7 Hazards - ANSWER-Radioactive poisonous burns Class 8 Hazards - ANSWER-Burns/emulsification skin damage Class 9 Hazards/Definition - ANSWER-a material that presents a hazard during transport, but that is not included in another hazard class. Any material that has an anesthetic, noxious, or other similar property that could cause extreme ann