How to use fire extinguisher correctly
The proper use of a fire extinguisher four character formula: "pull, grip, aim, sweep", "pull", namely unplug the latch, "hold", which quickly hold bottle handle and a rubber hose, "pointing", which aimed at the root of the fire, "sweep", which is another part of the flame.
When in use, please approach the fire point, pull out the safety pin, point the nozzle at the root of the flame, press the handle, and then extinguish the fire extinguishing agent (extinguishing liquid fire, and the extinguishing agent can not directly spray the flammable liquid center)Maintenance: fire extinguishers should be placed in a clean and dry place, no 47s and near the fire; fire extinguisher should periodically check the pressure gauge, when the gauge pressure is lower than the green line area, should immediately charge pressure maintenance, fire extinguishers should be kept properly, is strictly prohibited dismantled.
Hold the handle of the fire extinguisher by hand and bring it to the fire steadily and rapidly. Pull out the safety pin at about 5 meters from the fire. A hand holding the opening pressure, the other hand holding the microphone spray nozzle at the fire. When spraying, we should adopt the method of "near and far" and "outside" and "inside".
