Question 29 of 30
Which statement about firefighting foam is true?
A
A) To be most effective, Foam should be directed at the base of the fire
B
B) Foam conducts electricity
C
C) Foam is most effective on burning liquids which are flowing
D
D) Foam can only be used to extinguish Class A Fire
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Answer & Explanation
The correct answer is Option B: B) Foam conducts electricity.
Firefighting foam is electrically conductive. It is most effective on Class B fires (flammable liquids) by forming a blanket that smothers the flames and prevents re-ignition, not for Class A fires.