TASCO Exit Exam • Set 4 Question 22 of 30

Carbon dioxide extinguishes a fire by

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Direct Answer

Option C: Smothering or oxygen exclusion

Carbon dioxide is a non-flammable gas that is heavier than air. It functions as an extinguishing agent by displacing oxygen from the area, effectively smothering the fire.

All Options

Flame inhibition

Heat removal or cooling

Smothering or oxygen exclusion (Correct Answer)

Detailed Explanation & Context

Carbon dioxide is a non-flammable gas that is heavier than air. It functions as an extinguishing agent by displacing oxygen from the area, effectively smothering the fire.

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Oil Tanker Cargo Operations (TASCO).

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