Question 242Safety & Environmental - Assistant Engineer
70% to passA burning mattress is considered as which of the following classes of fire?
AClass "A"
BClass "B"
CClass "C"
DClass "D"
AI Explanation
The correct answer is A) Class "A" fire. A Class "A" fire is a fire involving ordinary combustible materials such as wood, paper, cloth, rubber, and many plastics. A burning mattress would be considered a Class "A" fire because it is composed of these types of ordinary combustible materials. The other answer choices are incorrect because: B) Class "B" fires involve flammable liquids and gases, C) Class "C" fires involve energized electrical equipment, and D) Class "D" fires involve combustible metals, none of which accurately describe a burning mattress fire.
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