Which portable fire extinguisher should be...

Question 1 / 270705eccef9ebacbc34ba4d462b2

Question 1 of 270705eccef9ebacbc34ba4d462b2

Which portable fire extinguisher should be used on a class C fire on board a vessel?

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Question 1 of 27070

Q

Which portable fire extinguisher should be used on a class C fire on board a vessel?

🔍 Key Concepts

• Class C fires involve energized electrical equipment • Water and foam conduct electricity and can be dangerous on Class C fires • Modern approved agents for Class C fires on vessels per 46 CFR Subchapter W (Fire Protection)

💭 Think About

• Which choices are non-conductive and safe to use on energized electrical equipment? • Which extinguishing agents are commonly approved today for use on electrical fires aboard vessels? • Is any option known to be obsolete or hazardous for human health, even if it can extinguish fire?

✅ Before You Answer

• Confirm which agent is non-conductive and specifically suitable for energized electrical equipment • Eliminate any agent that clearly conducts electricity (risk of shock) • Eliminate any agent that is known to be obsolete/toxic and no longer acceptable, even if historically used

Question 1 of 27070

Q

Which portable fire extinguisher should be used on a class C fire on board a vessel?

A

Carbon dioxide

B

Foam

C

Carbon tetrachloride

D

Water (stored pressure)

Question 1 / 270705eccef9ebacbc34ba4d462b2

Question 1 of 270705eccef9ebacbc34ba4d462b2

Which portable fire extinguisher should be used on a class C fire on board a vessel?

Back

Question 1 of 27070

Q

Which portable fire extinguisher should be used on a class C fire on board a vessel?

🔍 Key Concepts

• Class C fires involve energized electrical equipment • Water and foam conduct electricity and can be dangerous on Class C fires • Modern approved agents for Class C fires on vessels per 46 CFR Subchapter W (Fire Protection)

💭 Think About

• Which choices are non-conductive and safe to use on energized electrical equipment? • Which extinguishing agents are commonly approved today for use on electrical fires aboard vessels? • Is any option known to be obsolete or hazardous for human health, even if it can extinguish fire?

✅ Before You Answer

• Confirm which agent is non-conductive and specifically suitable for energized electrical equipment • Eliminate any agent that clearly conducts electricity (risk of shock) • Eliminate any agent that is known to be obsolete/toxic and no longer acceptable, even if historically used