Coast Guard Exams
Question 253Safety & Environmental - Assistant Engineer70% to pass

A class "D" fire would involve the burning of _______________.

AI Explanation
The correct answer is D) magnesium. A Class D fire involves the burning of combustible metals, such as magnesium, sodium, potassium, or titanium. These metals can ignite easily and burn at extremely high temperatures, requiring specialized extinguishing agents to effectively put out the fire. The other answer choices (A, B, C) do not represent Class D fires, which are distinct from Class A (ordinary combustible materials), Class B (flammable liquids and gases), or Class C (energized electrical equipment) fires.