SK0-003 · Question #886
In the event of a small electrical fire, which of the following type of fire suppressants is needed to extinguish the fire?
The correct answer is C. Class C. For electrical fires, a Class C fire extinguisher is required because it uses non-conductive agents to safely suppress fires involving energized electrical equipment.
Question
In the event of a small electrical fire, which of the following type of fire suppressants is needed to extinguish the fire?
Options
- AClass A
- BClass B
- CClass C
- DClass D
How the community answered
(24 responses)- A8% (2)
- B4% (1)
- C88% (21)
Why each option
For electrical fires, a Class C fire extinguisher is required because it uses non-conductive agents to safely suppress fires involving energized electrical equipment.
Class A fire extinguishers are for ordinary combustibles like wood, paper, or cloth, and typically use water, which is conductive and unsafe for electrical fires.
Class B fire extinguishers are for flammable liquids and gases like grease, oil, or paint, and are not appropriate for electrical fires.
Class C fire extinguishers are specifically designed for fires involving energized electrical equipment and use agents like carbon dioxide (CO2) or dry chemicals, which are non-conductive and will not pose an electrical shock hazard to the user or damage sensitive electronics.
Class D fire extinguishers are for combustible metals, such as magnesium or titanium, and are not suitable for electrical fires.
Concept tested: Fire extinguisher classes for electrical fires
Source: https://www.osha.gov/fire-extinguishers
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