Technician A says that fires are classified as A, B, C, and D and the corresponding fire extinguisher should be used to extinguish it. Technician B says that a C grade fire extinguisher is for putting out electrical fires. Who is correct?
A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Both technicians are correct. Fires are classified based on the materials causing the fire and the corresponding fire extinguisher should be used for the best result. A grade fires involve common combustibles, B grade fires involve flammable liquids and gases, C grade fires involve electrical equipment and appliances, and D grade fires involve flammable metals. Thus, a C grade fire extinguisher is specifically designed to put out electrical fires.

Technician a Says That Fires Are Classified as A, B