A simple fire extinguisher refers to a fire extinguisher with a small amount of extinguishing agent, simple structure, and convenient use. This type of fire extinguisher is usually used in the initial stage of fire fighting and can quickly control the spread of fire. Simple fire extinguishers are disposable pressurized fire extinguishers that cannot be refilled. They are mainly suitable for homes, tourist attractions, offices, and entertainment venues. They can also be installed in cars, ships, and motorcycles.

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