Fire extinguisher is a portable device which used to extinguish or control small fires, it is use often in emergency situations. Fire Extinguisher discharges a jet of water, dry powder, foam, gas, or other material to extinguish a fire.
Remembering the phrase:
Fire Extinguishers must be checked and maintained annually. Once the fire extinguisher has been used, even if it's not empty, it must be refilled.