HAZMAT FINAL EXAM /ACTUAL EXAMS
/2025-2026
1. what is the EPA dose limit for radiation exposure for hazmat team
members? - ANSWER-25 REM
2. which one of these chemicals is a biological toxin? - ANSWER-Ricin
3. which type of chemical protective clothing should be used for chlorine?
- ANSWER-Type A
4. Operational-Level first responders must meet which NFPA standard? -
ANSWER-NFPA 472
5. what does LEL/LFL mean? - ANSWER-the lowest concentration that will
produce a flash of fire when an ignition source is present
6. what does the acronym BLEVE mean? - ANSWER-Boiling Liquid
Expanding Vapor Explosion
7. what is the difference between a placard and label? - ANSWER-placard
is 10.75" and a label is a 4"
8. what materials does the UN/DOT division 2.1 cover? - ANSWER-
flammable gases
9. which UN/DOT hazard class includes oxidizers? - ANSWER-class 5
, 10. both OSHA 1910.120 and NFPA 472 recommend that HMRT
personnel be trained to: - ANSWER-hazardous materials technician
level
11. which of the following is a location of displaying UN commodity
identification placards? - ANSWER-on any bulk container or non-bulk
container above certain quantities in transport
12. which one of these gases is lighter than air? - ANSWER-methane
13. what tank car markings indicate the standard of construction of
the tank car? - ANSWER-specification markings
14. define safe, unsafe and dangerous atmosphere - ANSWER-safe-
no harmful hazmat effects exist, which allows personnel to handle
routine emergencies without specialized PPE
15. Unsafe- once a hazmat is released from its container, an unsafe
condition or atmosphere exists. If one is exposed to the material long
enough, some form of either acute or chronic injury will often occur
16. dangerous atmosphere- these are environments where serious
irreversible injury or death may occur
17. If the incident involves a confined space scenario, OSHA clearly
outlines the first monitoring priority as: -
ANSWER-oxygen-deficient/enriched atmosphere
18. the major emphasis of Site Management is on establishing
control of the incident scene and? - ANSWER-isolating people from the
problem
19. what is the name of the shipping document used on rail
shipments? - ANSWER-waybill
/2025-2026
1. what is the EPA dose limit for radiation exposure for hazmat team
members? - ANSWER-25 REM
2. which one of these chemicals is a biological toxin? - ANSWER-Ricin
3. which type of chemical protective clothing should be used for chlorine?
- ANSWER-Type A
4. Operational-Level first responders must meet which NFPA standard? -
ANSWER-NFPA 472
5. what does LEL/LFL mean? - ANSWER-the lowest concentration that will
produce a flash of fire when an ignition source is present
6. what does the acronym BLEVE mean? - ANSWER-Boiling Liquid
Expanding Vapor Explosion
7. what is the difference between a placard and label? - ANSWER-placard
is 10.75" and a label is a 4"
8. what materials does the UN/DOT division 2.1 cover? - ANSWER-
flammable gases
9. which UN/DOT hazard class includes oxidizers? - ANSWER-class 5
, 10. both OSHA 1910.120 and NFPA 472 recommend that HMRT
personnel be trained to: - ANSWER-hazardous materials technician
level
11. which of the following is a location of displaying UN commodity
identification placards? - ANSWER-on any bulk container or non-bulk
container above certain quantities in transport
12. which one of these gases is lighter than air? - ANSWER-methane
13. what tank car markings indicate the standard of construction of
the tank car? - ANSWER-specification markings
14. define safe, unsafe and dangerous atmosphere - ANSWER-safe-
no harmful hazmat effects exist, which allows personnel to handle
routine emergencies without specialized PPE
15. Unsafe- once a hazmat is released from its container, an unsafe
condition or atmosphere exists. If one is exposed to the material long
enough, some form of either acute or chronic injury will often occur
16. dangerous atmosphere- these are environments where serious
irreversible injury or death may occur
17. If the incident involves a confined space scenario, OSHA clearly
outlines the first monitoring priority as: -
ANSWER-oxygen-deficient/enriched atmosphere
18. the major emphasis of Site Management is on establishing
control of the incident scene and? - ANSWER-isolating people from the
problem
19. what is the name of the shipping document used on rail
shipments? - ANSWER-waybill
