How to use a fire extinguisher
1. Composition:
There’re 2 types of fire extinguishers: powder and gas. A fire extinguisher is composed of cylinder, safety clip, nozzle, handle and pressure gauge. The manufacturer lines a cylinder with a red color and labels.
2. Features and uses:
- A powder fire extinguisher contains Nitrogen (N2) that pushes the powder to extinguish the fire. The powder is not toxic, non-conductive and highly effective for fire extinguishment. also
- A CO2 fire extinguisher contains CO2 at – 79oC. The CO2 is very effective for any fire from electrical devices, in a room or basement.
3. Directions for how to use a fire extinguisher:
- Hold a fire extinguisher and run close to the fire. Shake the extinguisher 3-4 times (if a powder fire extinguisher) while running. moreover
- Pull the safety pin and use one hand to aim the nozzle at the base of the fire while the other hand squeezes the handle. besides
* Notes:
- Keep an initial distance of about 1.5m away from the fire, then both spray the extinguisher and come close to the fire for example
- Sweep the nozzle side to side to extinguish the fire completely. again
4. Directions for wheeled fire extinguisher:
- Take the wheeled fire extinguisher close to the fire, then pull the hose from the roller and aim the powder hydrant at the base of the fire.
- Pull the safety pin and pull the main valve on the mouth of the extinguisher at right angle to the ground.
- Hold the hydrant, follow favorable wind and squeeze the handle to spray the powder.
Notes: despite
- Opening the shutoff valve of each fire extinguisher depends on its own shutoff valve structure.
- It’s required to stand in front of wind direction (outdoor fire) and stand near the door (indoor fire) during spraying.
- The extinguisher should be held uprightly during spraying. The spraying is stopped only when the fire is extinguished completely.
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