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How to Use a Fire Extinguisher?

Answer

A fire extinguisher works by first removing the safety pin. Once the safety pin is removed, depress the operating lever. The lever pushes on an actuating rod, which presses the spring-mounted valve down to open up the passage to the nozzle which will
source: answers.ask.com
Q&A Related to "How to Use a Fire Extinguisher?"
The Class ABC fire extinguisher can be used on three different kinds of fires: Class A (ordinary combustibles such as wood or paper) Class B (flammable liquid fires such as grease
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Class A fire extinguishers put out fires involving everyday materials such as wood, paper, cardboard and some plastics. A numerical rating on the side lets you know how much water
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