FIREFIGHTER HAZMAT OPS
COMPREHENSIVE TEST PAPER 2026
COMPLETE ANSWERS ACCURATE
⫸ What is the mnemonic device for hazmat classes? Answer: Every
Good FireFighter Oughta Practice Recognizing Corrosive Materials
⫸ What is the mnemonic device for Explosive divisions? Answer:
Many People Find Me Very Extreme
⫸ What are the Explosive divisions? Answer: 1.1 Mass Explosion
1.2 Projection
1.3 Fire Hazard
1.4 Minor Explosion
1.5 Very Insensitive
1.6 Extremely Insensitive
⫸ What are the Gas divisions? Answer: 2.1 Flammable Gas
2.2 Non-Flammable/Non-Poisonous Gas
2.3 Poisonous Gas
⫸ What are the Flammable Liquid divisions? Answer: 3.1 Flash point
<0°F
,3.2 Flash point <0°F to <73°F
3.3 Flash point >73°F to <140°F
⫸ What are the Flammable Solid divisions? Answer: 4.1 Flammable
Solid
4.2 Spontaneously Combustible
4.3 Dangerous When Wet
⫸ What are the Oxidizer divisions? Answer: 5.1 Oxidizer
5.2 Organic Peroxide
⫸ What are the Poison divisions? Answer: 6.1 Poisonous Material
(other than gas)
6.2 Infectious Substance
⫸ What are the Radioactive divisions? Answer: There are none
⫸ What are the Corrosive divisions? Answer: There are none
⫸ What are the Miscellaneous divisions? Answer: There are none
⫸ What is the major hazard for Explosive class hazmat? Answer:
Explosion
, ⫸ What is the major hazard for Gas class hazmat? Answer: BLEVE
⫸ What is the major hazard for Flammable Liquid class hazmat?
Answer: Burns readily
⫸ What is the major hazard for Flammable Solid class hazmat? Answer:
Rapid combustion
⫸ What is the major hazard for Oxidizer class hazmat? Answer: 5.1
Supports combustions
5.2 Unstable/Reactive
⫸ What is the major hazard for Poison class hazmat? Answer:
Toxicity/Infectious
⫸ What is the major hazard for Radioactive class hazmat? Answer:
Radioactive poisonous burns
⫸ What is the major hazard for Corrosive class hazmat? Answer:
Burns/Emulsification
⫸ What is the major hazard for Miscellaneous class hazmat? Answer:
There is none
COMPREHENSIVE TEST PAPER 2026
COMPLETE ANSWERS ACCURATE
⫸ What is the mnemonic device for hazmat classes? Answer: Every
Good FireFighter Oughta Practice Recognizing Corrosive Materials
⫸ What is the mnemonic device for Explosive divisions? Answer:
Many People Find Me Very Extreme
⫸ What are the Explosive divisions? Answer: 1.1 Mass Explosion
1.2 Projection
1.3 Fire Hazard
1.4 Minor Explosion
1.5 Very Insensitive
1.6 Extremely Insensitive
⫸ What are the Gas divisions? Answer: 2.1 Flammable Gas
2.2 Non-Flammable/Non-Poisonous Gas
2.3 Poisonous Gas
⫸ What are the Flammable Liquid divisions? Answer: 3.1 Flash point
<0°F
,3.2 Flash point <0°F to <73°F
3.3 Flash point >73°F to <140°F
⫸ What are the Flammable Solid divisions? Answer: 4.1 Flammable
Solid
4.2 Spontaneously Combustible
4.3 Dangerous When Wet
⫸ What are the Oxidizer divisions? Answer: 5.1 Oxidizer
5.2 Organic Peroxide
⫸ What are the Poison divisions? Answer: 6.1 Poisonous Material
(other than gas)
6.2 Infectious Substance
⫸ What are the Radioactive divisions? Answer: There are none
⫸ What are the Corrosive divisions? Answer: There are none
⫸ What are the Miscellaneous divisions? Answer: There are none
⫸ What is the major hazard for Explosive class hazmat? Answer:
Explosion
, ⫸ What is the major hazard for Gas class hazmat? Answer: BLEVE
⫸ What is the major hazard for Flammable Liquid class hazmat?
Answer: Burns readily
⫸ What is the major hazard for Flammable Solid class hazmat? Answer:
Rapid combustion
⫸ What is the major hazard for Oxidizer class hazmat? Answer: 5.1
Supports combustions
5.2 Unstable/Reactive
⫸ What is the major hazard for Poison class hazmat? Answer:
Toxicity/Infectious
⫸ What is the major hazard for Radioactive class hazmat? Answer:
Radioactive poisonous burns
⫸ What is the major hazard for Corrosive class hazmat? Answer:
Burns/Emulsification
⫸ What is the major hazard for Miscellaneous class hazmat? Answer:
There is none
