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Portable ABC dry powder fire extinguisher

When putting out the fire, turn the extinguisher over and shake it several times, pull out the safety pin, hold the rubber hose (if there is one) within the effective distance from the fire, aim the nozzle at the root of the flame, press the pressure handle, push the water, pay attention to the dead Angle, so as not to reignite.  Use the fire extinguisher head up, tilt Angle is not too large, do not put flat or upside down to use.  If the pressure gauge pointer is lower than the green zone, add extinguishing agent and driving gas (nitrogen) in time.  Every five years and before refilling, hydrostatic test shall be carried out in accordance with the regulations.