How to use a dry powder extinguisher?
Four words can be summed up: promotion, aiming and pressingNote: when the fire extinguisher can be hand-held or shoulder, quickly rushed to the scene, at a distance of 5 meters down burning, fire extinguisher.
Pressure: when using, a hand should always press down, the pressure can not be released, otherwise it will interrupt the jet.
Aim: to save the container of combustible liquid fire, should be careful not to the nozzle directly at the liquid jet, the jet to prevent the impact of flammable liquid spills and expand the fire. If outdoors, should be selected in the upper wind or crosswind injection.
Unplug the operator with one hand, pull the safety pin off, and hold the root of the nozzle at the front of the spray hose
