Type a keyword to start searching...

Use ⌘K or Ctrl+K to search from anywhere
FPFF Exit Exam • Set 3 Question 4 of 30

You should use a Dry Powder fire extinguisher in order to fight in an electrical fire, only in the event of______________

✓

Direct Answer

Option D: A carbon dioxide fire extinguisher is unavailable

Carbon dioxide (CO2) is the preferred clean, non-conductive extinguishing agent for electrical fires because it leaves no residue. Dry powder is also non-conductive but leaves abrasive and corrosive residues, so it is used as a secondary alternative if CO2 is unavailable.

All Options

A
A water fire extinguisher is unavailable
B
You should never use a dry powder fire extinguisher on an electrical fire
C
A foam fire extinguisher is unavailable
D
A carbon dioxide fire extinguisher is unavailable (Correct Answer)

Detailed Explanation & Context

Carbon dioxide (CO2) is the preferred clean, non-conductive extinguishing agent for electrical fires because it leaves no residue. Dry powder is also non-conductive but leaves abrasive and corrosive residues, so it is used as a secondary alternative if CO2 is unavailable.

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Fire Prevention & Fire Fighting (FPFF).

Advertisement

Practice Full FPFF Set 3

Test yourself with 30 interactive questions, live timer, and instant score.

Launch Practice Simulator →

Question Discussion & Notes

0

Have a doubt, memory trick, or exam update? Share your insights with fellow mariners.

Leave a Comment / Clarification

By posting, you agree to our Terms & Moderation Policy.

Loading mariner discussions...