Speaking offire extinguisherMost people probably know that it is used for extinguishing fires, but how is it actually used? Or how to use it correctly?Today, I will teach you the correct usage method.
Before use, invert the bottle several times to loosen the dry powder inside the cylinder
2. Then remove the lead seal
3. Remove the insurance pin
4. Hold the nozzle with your left hand
5. Hold the pressure handle with your right hand
6. At a distance of two meters from the flame, use your right hand to press down on the handle and your left hand to hold the nozzle and sway it left and right, spraying dry powder to cover the burning area until the fire is completely extinguished
7. Instructions for using unmanaged fire extinguishers:
8. Also, first invert the bottle several times to loosen the dry powder inside the cylinder
9. Then remove the lead seal or key
10. Remove the insurance pin
11. Hold the bottom of the bottle with your left hand and hold the handle with your right hand
12. Then press down on the handle towards the root of the flame to extinguish the fire
13. In addition to mastering the correct use of fire extinguishers, it is also necessary to have good psychological qualities and not panic when encountering problems in order to extinguish the flames in the early stages of the fire.
14. In addition to mastering fire extinguishing knowledge, it is also necessary to understand fire prevention, which is the method to prevent fires.
Instructions for using other fire extinguishers
1. foam fire extinguisher:
When using a foam extinguisher, people should stand upwind and try to be close to the fire source, because its spraying distance is only 2-3 meters. It should be sprayed from the side where the fire spreads and is dangerous, and then gradually move, taking care not to leave sparks. Hold the wooden handle of the nozzle with your hands to avoid frostbite. Due to the excessive concentration of carbon dioxide in the air, it is also harmful to the human body. Therefore, in situations where the air is not clear, ventilation should be carried out immediately after spraying.
2. Carbon dioxide fire extinguisher:
There are two types of carbon dioxide fire extinguishers: switch type and switch type. When using, first remove the safety pin, then hold the wooden handle on the spray horn with one hand, press the duckbill switch or rotary switch with the other hand, and finally lift the handle body. It should be noted that once the knife switch fire extinguisher is turned on, it can no longer be turned off. Therefore, preparation should be made before use.