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How to use a fire extinguisher?

When using a fire extinguisher, the high pressure may cause splashes of combustibles, which may injure the fire extinguisher, so the proper distance should be maintained.

1. Pull the safety pin.

2. Pull out the leather tube and aim at the root of the fire source.

3. Press down the handle.

4. sweep the root of the fire from left to right, and cover the fire with dry powder.

5. After the fire is out, cool the remaining temperature with water and keep monitoring to make sure it is out.