Using Method Of Dry Powder Fire Extinguisher

Fire extinguishing, can be carried by hand or shoulder fire extinguishers quickly rushed to the scene, from the burning place about 5 meters, put down the fire extinguisher. If outdoors, you should choose to spray in the upwind direction. If the use of dry powder fire extinguishers, if the plug-type storage, the author should hold the gun, another hand up the gas bottle on the open lifting ring. If the opening of the gas cylinder is handwheel-type, turn counterclockwise and rotate to the highest position, then lift the fire extinguisher. When the dry powder is sprayed, shoot at the root of the flame quickly. If the use of dry powder fire extinguisher built-in gas cylinders or is a pressure-saving, the operator should first open the insurance pin to remove, and then hold the spray hose front nozzle, the other hand will open pressure pressure to open fire extinguisher. A fire extinguisher with a hose or a pressure storage type fire extinguisher in use, the hand should always be pressed down, can not let go, otherwise it will interrupt the jet.