Question 8 of 30
Carbon dioxide extinguishes a fire by
A
Heat removal or cooling
B
Smothering or oxygen exclusion
C
Flame inhibition
Advertisement
Answer & Explanation
The correct answer is Option B: 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.