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An extinguisher is a portable device used to put out small fires. It contains a chemical substance that reacts with fire to prevent its spread. These devices are essential safety tools, and their use can stop small flames before they turn into destructive fires.

Types of Extinguishers

There are different types of extinguishers categorized according to the kind of fire they can put out. They include:

Class A extinguishers – suitable for fires that involve combustible materials such as wood, plastic, and paper.
Class B extinguishers – used to put out fires that involve flammable liquids like gasoline and oil.
Class C extinguishers – appropriate for electrical fires such as those emanating from a short circuit.
Class D extinguishers – used to put out fires involving flammable metals such as magnesium.
Class K extinguishers – designed for kitchen fires typically involving cooking oils and fats.

How to Use an Extinguisher

Knowing how to use an extinguisher is crucial when an emergency occurs. The acronym PASS can guide you in putting out a fire using an extinguisher:

Pull the pin located at the top of the extinguisher.
Aim the nozzle at the base of the fire.
Squeeze the lever slowly to discharge the extinguisher’s contents.
Sweep the nozzle from side to side while aiming at the base of the fire.

Maintenance

Maintaining an extinguisher is essential to ensure that it works as expected when needed. They should be inspected monthly and serviced annually by a qualified technician. The inspections should verify that all the parts are in good working order and that the pressure is at the correct level.

An extinguisher is an essential safety tool. Knowing how to use it properly and maintaining it can save lives and protect property. Make sure that you have the right type of extinguisher for the fire in your location and that you know how to use it correctly in a fire emergency.