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117 Cards in this Set

  • Front
  • Back

Division of the U.S. Department of Labor that enforces occupational safety regulations

(OSHA) Occupational Safety and Health Administration

U.S. government agency that creates and enforces laws designed to protect the air, water, and soil from contamination; responsible for researching and setting national standards for a variety of environmental programs

(EPA) Environmental Protection Agency

U.S. regulations in Title 29 CFR 1910.120 for cleanup operations involving hazardous substances and emergency response operations for releases of hazardous substances

(HAZWOPER) Hazardous Waste Operations and Emergency Response

Lowest level of training established by the NFPA for first responders at hazardous materials incidents

Awareness Level

Level of training established by the NFPA allowing first responders to take defensive actions at hazardous materials incidents

Operations Level

Temporary or permanent barrier that contains or directs the flow of liquids


Actions to control movement of a hazardous material to an area that will produce less harm


In the ICS, a shared command role in which all agencies with geographical or functional responsibility establish a common set of incident objectives and strategies. In unified command there is a single IC post and a single operations chief at any given time

Unified Command (UC)

Written or unwritten plan for the disposition of an incident; contains the overall strategic goals, tactical objectives, and support requirements for a given operational period during an incident.

(IAP) Incident Action Plan

Document that provides guidance on how communities, states, the U.S. federal government, and private sector and nongovernmental partners conduct all-hazards emergency response

(NRF) National Response Framework

Standard for Competence of Responders to Hazardous Materials/Weapons of Mass Destruction Incidents

NFPA 472

Standard for Competence for EMS Personnel Responding to Hazardous Materials/Weapons of Mass Destruction Incidents

NFPA 473

Mistakes made in the initial response to the incident can mean

The difference between solving the problem and becoming part of it

Manages the resources assigned to the Branch or Group and directs the primary tactical functions

Haz Mat Branch Director/Group Supervisor

Supervises all companies and personnel operating in the hazardous area, with the responsibility to direct all tactics and control the positions and functions of all personnel in the hazardous area

Entry Team Leader

Supervises operations in the scene control zone where decontamination is conducted and ensures that all rescued citizens, response personnel, and equipment have been decontaminated before leaving the incident

Decontamination Team Leader

Controls all movement of personnel and equipment between the control zones and is responsible for isolating the control zones and ensuring proper routes; also has the responsibility for the control, care, and movement of people before they are decontaminated; may appoint a Safe Refuge Area Manager

Site Access Control Leader

Is responsible for the overall safety of assigned personnel within the Haz Mat Group and reports directly to the Incident Safety Officer; must be appointed at haz mat incidents and have the requisite knowledge to function as the Assistant Safety Officer at a haz mat incident

Assistant Safety Officer

Is responsible for providing technical information and assistance to the Haz Mat Group and the Planning Section using various sources such as computer databases, technical journals, public and private technical information agencies, facility representatives, and product specialists

Technical Specialist

Is responsible for evaluating and prioritizing victims for treatment, collecting information from the victims, and preventing the spread of contamination by these victims; also it is recommended that this person have an EMS background

Safe Refuge Area Manager

-Weapons of Mass Destruction Civil Support Teams (WMD-CST)

-Disaster Medical Assistance Teams (DMAT)

-Disaster Mortuary Operational Response Teams (DMORT)

-National Medical Response Team-Weapons of Mass Destruction (NMRT-WMD)

-Urban Search and Rescue Task Forces (USAR)

-Incident Management Teams (IMT)

Team resources established by the NRF


-A - Analyze

-P- Plan

-I- Implement

-E- Evaluate (and repeat)

The four-step problem solving approach command uses to any haz mat incident

Formal review of the hazards and risks that may be encountered by firefighters or emergency responders; used to determine the appropriate level and type of personal and respiratory protection that must be worn

Hazard and Risk Assessment

AKA Hazard Assessment

Patch to seal a small leak in a container


Least serious and easiest to handle

May pose a serious threat to life of property, although this is not usually the case

Within the capabilities of the fire or emergency services organization or other first responders

Evacuation if required is limited to the immediate area of the incident

Level 1 Haz Mat Incident

Require the services of a formal haz mat response team

Beyond the capabilities of the first responders on scene and may be beyond the capabilities of the first response agency/organization having jurisdiction

Level 2 Haz Mat Incident

Requires resources from state/provincial agencies, federal agencies, and/or private industry in addition to Unified Command

Most serious of all haz mat incidents

A large scale evacuation may be required

Level 3 Haz Mat Incident

Overall plan for incident control established by the Incident Commander that involves protection of exposures, as opposed to aggressive, offensive intervention

Defensive Strategy

Overall plan for incident control established by the Incident Commander in which responders take aggressive, direct action on the material, container, or process equipment involved in an incident

Offensive Strategy

Strategy for handling fires involving hazardous materials, in which the fire is allowed to burn until all of the fuel is consumed

Nonintervention Strategy

-Strategies -Current situation summary -Resource assignment and needs -Accomplishments -Hazard statement -Risk assessment -Safety plan and message

-Protective Measures -Current and projected weather conditions -Status of injuries

-Communications plan -Medical plan

Elements of IAP

The process of controlling the flow of a spill and capturing it at some specified location


The act of stopping the further release of a material from its container


-Identify the four-digit U.N. identification number on a placard or shipping papers, then look up the appropriate guide in the yellow bordered pages

-Use the name of the material involved in the blue bordered section of the guidebook. (EXACT SPELLING IS IMPORTANT)

-Identify the transportation placard of the material, then use the three digit guide number associated with the placard in the Table of Placards and Initial Response Guide to Use On-Scene, located in the front of the ERG

-As a last resort, use the container profiles provided in the white pages in the front of the book. First responders can identify container shapes, then reference the guide number to the orange bordered page provided in the nearest circle

Ways to locate an appropriate action in the ERG

Volatile liquid or gas known to be a severe hazard to human health during transportation

Toxic Inhalation Hazard


Section of the ERG that lists hazardous materials in numerical order based on their four digit UN/NA ID numbers.

Yellow Pages

If an item is highlighted it means that it releases gases that are TIH

If an item is designated with a P it means that it may undergo vilent polymerization if subjected to heat or contamination

Section of the ERG that lists hazardous materials by name

Blue Pages

Also uses the designation P to indicate a risk of polymerization, and highlighted entries are toxic inhalation hazards

Section of the ERG that provides safety recommendations and general hazard information. Divided into three main sections:

-Potential Hazards

-Public Safety

-Emergency Response

Orange Pages

Distance within which all persons are considered for evacuation in all directions from a hazardous materials incident

Initial Isolation Distance

Circular zone, with a radius equivalent to the initial isolation distance, within which persons may be exposed to dangerous concentrations upwind of the source and may be exposed to life-threatening concentrations downwind of the source

Initial Isolation Zone

Clothing that is anything other than chemical protective clothing or structural firefighters' protective clothing, including work uniforms and ordinary civilian clothing

Street Clothes

Clothing designed to shield or isolate individuals from the chemical, physical, and biological hazards that may be encountered during operations involving hazardous materials

Chemical Protective Clothing


Controlled process of leaving or being removed from a potentially hazardous location, typically involving relocating people from an area of danger of potential risk to a safer place


Process of removing a hazardous foreign substance from a person or clothing


Contamination of people, equipment, or the environment outside the hot zone without contacting the primary source of contamination

Cross Contamination

Downwind distance from a hazardous materials incident within which protective actions should be implemented

Protective Action Distance

If hazardous materials are on fire or have been leaking for longer than 30 minutes then

Green border isolation distances no longer apply

Seek more detailed information on the appropriate orange bordered page

Escape only respirator that provides sufficient self-contained breathing air to permit the wearer to safely exit the hazardous area; usually integrated into an airline supplied-air respirator system

Emergency Breathing Support System


Process in which a chemical passes through a protective material on a molecular level


Time required for a chemical to permeate the material of a protective suit

Breakthrough Time

Chemical protective clothing designed to protect against liquid splashes

Liquid Splash Protective Clothing

Standard on Liquid Splash Protective Ensembles and Clothing for Hazardous Materials Emergencies

NFPA 1992

Gas-tight chemical protective clothing

Vapor Protective Clothing

Standard on Vapor Protective Ensembles for Hazardous Materials Emergencies

NFPA 1991

Completely enclosed or surrounded, as in a capsule


Ensemble must thoroughly protect the skin, respiratory, and eye protection that can be provided by personal protective equipment, as specified by the U.S. EPA. Consists of positive pressure self contained breathing apparatus, totally encapsulating chemical protective suit, inner and outer gloves, and chemical resistant boot.

Level A Protection

PPE that provides the highest level of respiratory protection, but a lesser level of skin protection. Consists of positive pressure SCBA, hooded chemical resistant suit, inner and outer gloves, and chemical resistant boots

Level B Protection

PPE that provides a lesser level of respiratory and skin protection. Consists of full-face or half-mask APR, hooded chemical resistant suit, inner and outer gloves, and chemical resistant boots

Level C Protection

PPE that provides the lowest level of respiratory and skin protection. Consists of coveralls, gloves, and chemical resistant boots or shoes.

Level D Protection

Combination of environmental and physical work factors that compose the heat load imposed on the body; environmental factors include air, temperature, radiant heat exchange, air movement, and water vapor pressure. Physical work contributes because of the metabolic heat in the body; clothing also has an effect

Heat Stress

Heat illness in which the body's heat regulating mechanism fails; symptoms include -high fever of 105-106 degrees -dry, red hot skin -rapid, strong pulse, and -deep breaths or convulsions

May result in coma or even death

Heat Stroke

Heat illness cause by exposure to excessive heat; symptoms include weakness, cold and clammy skin, heavy respiration, rapid and shallow breathing, weak pulse, dizziness, and sometimes unconsciousness

Heat Exhaustion

Heat illness resulting from prolonged exposure to high temperatures; characterized by excessive sweating, muscle cramps in the abdomen and legs, faintness, dizziness, and exhaustion

Heat Cramps

Condition that develops from continuous exposure to heat and humid air; aggravated by clothing that rubs the skin. Reduces the individual's tolerance to heat

Heat Rash

Fluid Consumption

Air Cooling

Ice Cooling

Water Cooling

Cooling Vests

Methods of preventing or reducing the effects of heat exposure

Local tissue damage caused by prolonged exposure to extreme cold


Foot condition resulting from prolonged exposure to damp conditions or immersion in water; symptoms include tingling and/or itching, pain, swelling, cold and blotchy skin, numbness, and a prickly or heavy feeling in the foot. In severe cases, blisters can form, after which the skin and tissue die and fall off

Trench Foot

The boundary established to prevent access by the public and unauthorized persons

Isolation perimeter

AKA outer perimeter/outer cordon

Potentially hazardous area immediately surrounding the incident site; requires appropriate protective clothing and equipment and other safety precautions for entry. Typically limited to technician level personnel

Hot Zone

AKA Exclusion Zone

Area that usually contains the decontamination corridor; typically requires a lesser degree of personal protective equipment

Warm Zone

AKA Contamination Reduction Zone/Contamination Reduction Corridor

Safe area outside of the warm zone where equipment and personnel are not expected to become contaminated and special protective clothing is not required; the Incident Command Post and other support functions are typically located in this zone

Cold Zone

AKA Support Zone

Prearranged, temporary strategic location, away from the emergency scene, where units assemble a d wait until they are assigned a position on the scene; these resources must then be able to respond within 3 minutes of being assigned

Staging Area

Location where accident casualties are held after receiving medical care or triage before being transported to medical facilities

Transportation Area

Reciprocal assistance from one fire and emergency services agency to another during an emergency, based upon a prearranged agreement; generally made upon the request of the receiving agency

Mutual Aid

Written agreement between two or more agencies to automatically dispatch predetermined resources to any fire or other emergency reported in the geographic area covered by the agreement. These areas are generally located near jurisdictional boundaries or in jurisdictional islands

Automatic Aid

Physical law that states the amount of radiation present is inversely proportional to the square of the distance from the source of radiation.

Inverse Square Law

People seeking medical attention who were not treated or decontaminated at the incident scene


The physical process of immediately reducing contamination of individuals in potentially life-threatening situations , with or without the formal establishment of a decontamination corridor

Emergency Decontamination

System used for sorting and classifying accident casualties to determine the priority for medical treatment and transportation


Irregular motion of the atmosphere usually produced when air flows over a comparatively uneven surface of the earth; when two currents of air flow past each other in different directions or at different speeds


30 minute, escape exposure without health effects


8 hour day/40 hour week

Permissive Exposure Limit (PEL)

10 hour day/40 hour week

Relative Exposure Limit (REL)

similar to REL's and PEL's

Threshold Limit Values (TLV's)

15 min exposure, 4 times with 1 hour between exposures

Short Term Exposure Limits

ceiling level never exceed without PPE


Carcinogen (minimize exposure)


Set for 10 min, 30 min, 1 hour, 4 hours, and 8 hours

Acute Emergency Guidance Levels



Serious long-lasting health effects


Life-threatening health effects


Set for peak 15 minute exposure when no other guidance is available

Temporary Emergency Exposure Limits

Exposure without mild transient health effects


Exposure without irreversible health effects


Exposure without life-threatening health effects


5 ppm Ammonia

Odor Threshold

50 ppm Ammonia


25 ppm Ammonia


35 ppm Ammonia


300 ppm Ammonia


10 ppm Hydrogen cyanide


4.7 ppm Hydrogen cyanide


50 ppm Hydrogen cyanide


0.58 ppm Hydrogen cyanide

Odor threshold

0.4 ppm Phosgene

Odor threshold

0.1 ppm Phosgene


0.1 ppm Phosgene


0.2 ppm Phosgene


2 ppm Phosgene


Ignite when contacting each other

Oxidizer & Fuel

Examples Include

-Liquid Oxygen & Asphalt

-Glycerin & Permanganate

-Brake Fluid & Hydrogentetrahydroxide

Hypergolic Materials

Damage typical to containers and flesh

pH less than 3

Damage typical to containers and flesh

pH greater than 12.5

Spontaneous ignition with contact with air

Solid or Liquid

May require moist air to ignite


Liquids that mix in any quantities


Liquids that do not mix in any quantities


Harm Unborn Fetus


Damage Chromosomes

May be passed on