Question 12 of 30
What is NOT a characteristic of carbon dioxide fire-extinguishing agents?
A
A) Effective even if ventilation is not shut down
B
B) Will not deteriorate in storage
C
C) Non-corrosive
D
D) Effective on electrical equipment
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Answer & Explanation
The correct answer is Option A: A) Effective even if ventilation is not shut down.
CO2 is effective only if the space is sealed. If ventilation is not shut down, the gas will dissipate, and oxygen will return, allowing the fire to continue.