USCG Exam PracticeFirefighting procedures aboard small vessels
A fire breaks out in the engine compartment of a small inboard-powered vessel. Which extinguishing agent should NEVER be used on this type of fire?
- A. CO₂
- B. Dry chemical
- ✓ WaterCorrect
- D. Aerosol suppression agent
Why C is correct
Engine compartment fires are typically Class B (fuel) and Class C (electrical). Water must never be used on these fire classes. CO₂, dry chemical, and aerosol suppression agents are appropriate agents for engine space fires.