Engineering · Safety — Fire
An oil or grease fire in the engine room (such as burning fuel) is classified as a:
- AClass A fire
- BClass B fire✓ Correct
- CClass C fire
- DClass D fire
Explanation
Flammable liquids such as fuel, lube oil, and grease are Class B fires, fought by smothering/excluding oxygen (foam, CO2, dry chemical). Energized electrical fires are Class C.
Authority: Firefighting (USCG engineering topic)
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