How can I use the fire extinguisher? Be brief, not too much!
When using portable dry powder fire extinguishers, the handle of the fire extinguisher should be put into the fire place.2, at about 5 meters from the fire place, put down the extinguisher. In outdoor use, should be upwind.3, before use, first put the extinguisher upside down several times, so that the powder in the cylinder to loosen.
When a dry powder extinguisher is used to extinguish flammable liquid in the container, fire should be directed to the root of the flame from side to side, or left and right. When the flame is out of the container, rapidly put out the remaining fire. Fire should be careful not to direct the nozzle to the liquid level jet, in order to prevent the impact of dry powder air flow caused by splashing oil, causing the fire to expand, causing fire difficulties.
When using dry powder extinguisher to extinguish liquid fire, it should be on the side of flame. Fire at the root of the flame, and shoot near and far, and push it quickly until all the flames are extinguished.
If an external dry powder extinguisher is used, one hand holds the nozzle, the other hand raises the ring and holds the handle, and the dry powder is ejected from the nozzle.
Are internal or stored pressure dry powder fire extinguisher, pull out the safety pin first, one hand holding the nozzle, the other hand to press the handle, the powder is sprayed from the nozzle.
