50 Multiple choice questions
- "DANGEROUS" placard and may use it instead of the specific placard for each class
- portable containers, fixed containers, and transportation containers.
- additional hazards, like explosions and vapor releases.
- These materials are neither liquid nor gas and burn in the presence of an ignition source. Some ignite
spontaneously or in the presence of heat or friction. Others are dangerous when wet. Some examples are
magnesium, sulfur, and calcium carbide.
- "high risk" and should never be used to identify a hazardous material.
- 1. explosives
- structure and its use.
examples: are manufacturing facilities,
storage facilities, retail establishments, and residences. Knowing what type of building they are entering helps officers anticipate what hazardous materials may be present.
- approach any potential hazmat situation, always using
- are materials that are neither solid nor liquid at ordinary temperatures; they are contained under
pressure. They may be flammable, non-flammable, poisonous, or corrosive. Some examples of potentially
hazardous gases are acetylene, hydrogen, and anhydrous ammonia.
- These materials burn in the presence of an ignition source. Some examples are gasoline, diesel fuel, and acetone.
- put him- or herself at risk in
- pesticides and some other chemical substances to
display warning labels on the exterior of the container to provide awareness of the harmful contents.
- This category includes nuclear waste, radioactive medical materials, and X-ray equipment.
- are required to carry documents that list the contents of their shipment.
substance or material that when released may cause harm, serious
injury, or death to humans or animals, or harm the environment.
- associated with acts of terrorism or war
- hazardous materials release incidents, such as accidents involving tanker or semi-trucks, railroad cars, gasoline
stations, and manufacturing plants.
- four segments that indicate the following risks:
• Blue: Health hazards
• Red: Flammability hazards
• Yellow: Reactivity
• White: other (provides information on any special hazards of the material)
- useful information regarding the type of hazard involved.
- officers may have to examine documents/shipping papers or
conduct interviews with the transport driver or facility staff.
- he or she should make safety decisions as an awareness-level responder based on minimizing potential health hazards.
- hazardous materials are not present
- contact with the product and its gases, vapors, or smoke.
- not require placards
- Materials in this category include acids, solvents, or other materials that may cause irreversible damage to
- aid in the identification of materials, outline basic actions for first responders, recommend areas
of protective action, and give responders an initial safety plan.
- Material Safety Data Sheet (MSDS).
- ERP and standard operating procedures (SOP), and the Emergency Response Guidebook (ERG).
- "low risk" and can help officers identify a hazmat from a safe distance. Officers
use these senses to pay attention for:
• pressure release
• smoke and/or fire
• liquids, gas leaks, or vapor cloud
• condensation on pipelines or containers
• chemical reactions
• mass casualties
- These materials may cause spontaneous combustion or increase the intensity of a fire. Examples include
bromine or calcium hypochlorite (bleach).
- size of the affected geographical area
- increase chances of survival.
- Class 1: explosives
Class 2: gases
Class 3: flammable liquids (and combustible liquids)
Class 4: flammable solids
Class 5: oxidizers and organic peroxides
Class 6: toxic materials and infectious substance.
Class 7: radioactive substances
Class 8: corrosive substances
Class 9: miscellaneous dangerous goods
- displayed in facilities where a hazardous substance is stored, manufactured, or used in the
workplace. Other facility documents include the employer's Emergency Response Plan.
- a standard facility marking system called the
- "Dangerous" placard
- most vehicles transporting hazardous materials to display placards that describe the class of
hazardous materials on board.
- all four sides of a vehicle, railcar, or other
large container, and on the individual packages of the material.
- Commercial vehicle operators are required to carry documents that list the contents of their shipment. These
documents are commonly referred to as ______ ________and serve as a valuable resource to help first responders identify the materials involved as well as the associated hazards and protective measures if exposures occur.
- industrial chemical hazards as well as weaponized chemical hazards.
- contact with items or people who have not been properly
decontaminated. Do not allow anyone or anything to leave the area without evaluation for decontamination
by properly protected qualified personnel.
- This includes medical waste and biological hazards.
- entering it, keep people away from the scene, and ensure people are upwind and out of low-lying areas.
- standard of care
- are required by law in many areas and outline the type of hazardous materials stored or
manufactured on site.
- area and its use
for example, industrial
parks, business districts, agricultural areas, and residential neighborhoods
- Not belonging to Classes 1-8, these hazardous materials are subject to DOT regulations on transportation.
Some examples are molten sulfur, PCBs (poly-chlorinated biphenyls), and hazardous waste.
- 0 indicating no hazard
4 indicating the highest hazard.
materials or devices designed to release energy very rapidly. Emergency
responders should consider all explosives to be extreme hazards when
they are involved
in or near a fire. Some examples of explosive materials are dynamite, black powder, and small arms ammunition.