Question 3 of 30
How do you operate a portable CO2 fire extinguisher?
A
A) Point the horn down
B
B) Turn the cylinder upside-down
C
C) Break the rupture disc
D
D) Pull pin, squeeze grip
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Answer & Explanation
The correct answer is Option D: D) Pull pin, squeeze grip.
The standard procedure for operating a CO2 extinguisher is 'PASS': Pull the safety pin, Aim the nozzle at the base of the fire, Squeeze the operating handle, and Sweep from side to side.