NC BLET 2025 - Explosives and
Hazardous Material Emergencies Q & As
(Verified Answers) 2026
Define hazardous material according to the International Fire
Service Training Association (IFSTA) - Correct Answers
✅Any substance or material that possesses an unreasonable
risk to health, safety, property, and/or the environment if it is
not properly controlled during handling, storage,
manufacture, processing, packaging, use, disposal, or
transportation.
Routes of exposure - Correct Answers ✅1) Inhalation
2) Ingestion
3) Absorption
4) Injection
How to safely respond to a hazardous material emergency
and correctly identify materials using the Emergency
Response Guidebook (ERG) - Correct Answers ✅STEP 1:
Detect the presence of hazardous materials.
STEP 2: Isolate the scene to prevent exposure.
STEP 3: Identify the hazardous material.
STEP 4: Request additional resources.
How to safely respond to a hazardous material emergency
and correctly identify materials using the Emergency
Response Guidebook (ERG) -
,NC BLET 2025 - Explosives and
Hazardous Material Emergencies Q & As
(Verified Answers) 2026
STEP 1: Detect the presence of hazardous materials -
Correct Answers ✅a) Upon arrival, conduct an uphill,
upwind, upstream initial windshield size up of the scene while
still inside the patrol car.
(1) Do not walk into or touch any spilled liquids, airborne
mists or condensed solid chemical deposits
(2) Avoid contacting hazardous materials, including
contaminated victims
(3) Follow all protocols and procedures for emergency
evacuation if you are inadvertently exposed to chemical,
biological, or radiological materials
(4) Try not to inhale gases, fumes, and smoke. While full
protective clothing, including self-contained breathing
apparatus, should be used, you should at least cover your
mouth with a cloth or mask when leaving the area if caught
unaware.
(5) Apply basic first-aid procedures, including preliminary
decon methods and antidotes, to neutralize the effects of
common hazardous materials when safe to do so.
b) Be aware of local facilities and businesses that keep
hazardous materials on sight. This includes sales, distribution,
storage, and disposal.
The Hazardous Chemical Right to Know Act (NC Department
of Labor) requires all employers to compile and annually
update a hazardous substance list containing the information
, NC BLET 2025 - Explosives and
Hazardous Material Emergencies Q & As
(Verified Answers) 2026
on each chemical stored in the facility in quantities of 55
gallons or 500 pounds, whichever greater.
How to safely respond to a hazardous material emergency
and correctly identify materials using the Emergency
Response Guidebook (ERG) -
STEP 1: Detect the presence of hazardous materials
(Continued) - Correct Answers ✅c) Approach
Considerations
(1) Stay upwind, uphill and/or upstream
(2) Use your senses
- Visual and auditory senses are the preferred method of
detection. Smell, touch, and taste are urgent indicators of
being in a danger zone that may occur with unseen or
unheard dangers.
(a) Recognize the following four potential pathways that
hazardous materials can enter the human body.
(i) Inhalation: Enters by breathing through the nose or mouth.
(ii) Ingestion: Enters through the mouth by means other than
simple inhalation.
(iii) Injection: Enters through a puncture of the skin
(iv) Absorption: Enters through the skin or eyes.
(b) Sight: Looking for the following
(i) Mist, colored smoke, or vapor clouds
Hazardous Material Emergencies Q & As
(Verified Answers) 2026
Define hazardous material according to the International Fire
Service Training Association (IFSTA) - Correct Answers
✅Any substance or material that possesses an unreasonable
risk to health, safety, property, and/or the environment if it is
not properly controlled during handling, storage,
manufacture, processing, packaging, use, disposal, or
transportation.
Routes of exposure - Correct Answers ✅1) Inhalation
2) Ingestion
3) Absorption
4) Injection
How to safely respond to a hazardous material emergency
and correctly identify materials using the Emergency
Response Guidebook (ERG) - Correct Answers ✅STEP 1:
Detect the presence of hazardous materials.
STEP 2: Isolate the scene to prevent exposure.
STEP 3: Identify the hazardous material.
STEP 4: Request additional resources.
How to safely respond to a hazardous material emergency
and correctly identify materials using the Emergency
Response Guidebook (ERG) -
,NC BLET 2025 - Explosives and
Hazardous Material Emergencies Q & As
(Verified Answers) 2026
STEP 1: Detect the presence of hazardous materials -
Correct Answers ✅a) Upon arrival, conduct an uphill,
upwind, upstream initial windshield size up of the scene while
still inside the patrol car.
(1) Do not walk into or touch any spilled liquids, airborne
mists or condensed solid chemical deposits
(2) Avoid contacting hazardous materials, including
contaminated victims
(3) Follow all protocols and procedures for emergency
evacuation if you are inadvertently exposed to chemical,
biological, or radiological materials
(4) Try not to inhale gases, fumes, and smoke. While full
protective clothing, including self-contained breathing
apparatus, should be used, you should at least cover your
mouth with a cloth or mask when leaving the area if caught
unaware.
(5) Apply basic first-aid procedures, including preliminary
decon methods and antidotes, to neutralize the effects of
common hazardous materials when safe to do so.
b) Be aware of local facilities and businesses that keep
hazardous materials on sight. This includes sales, distribution,
storage, and disposal.
The Hazardous Chemical Right to Know Act (NC Department
of Labor) requires all employers to compile and annually
update a hazardous substance list containing the information
, NC BLET 2025 - Explosives and
Hazardous Material Emergencies Q & As
(Verified Answers) 2026
on each chemical stored in the facility in quantities of 55
gallons or 500 pounds, whichever greater.
How to safely respond to a hazardous material emergency
and correctly identify materials using the Emergency
Response Guidebook (ERG) -
STEP 1: Detect the presence of hazardous materials
(Continued) - Correct Answers ✅c) Approach
Considerations
(1) Stay upwind, uphill and/or upstream
(2) Use your senses
- Visual and auditory senses are the preferred method of
detection. Smell, touch, and taste are urgent indicators of
being in a danger zone that may occur with unseen or
unheard dangers.
(a) Recognize the following four potential pathways that
hazardous materials can enter the human body.
(i) Inhalation: Enters by breathing through the nose or mouth.
(ii) Ingestion: Enters through the mouth by means other than
simple inhalation.
(iii) Injection: Enters through a puncture of the skin
(iv) Absorption: Enters through the skin or eyes.
(b) Sight: Looking for the following
(i) Mist, colored smoke, or vapor clouds
