How many types of extinguishers are there? What are the uses?
The utility model has the advantages of simple structure, convenient operation and wide application range, and has certain effect on extinguishing the first fire.
A fire extinguisher is a portable fire extinguisher that can be moved by manpower. It can release the extinguishing agent under its internal pressure to extinguish the fire.
Many types of fire extinguishers, according to the movement can be divided into: portable and transportable; according to the driving power source of fire extinguishing agent can be divided into: the storage bottle type, storage type, chemical reaction type; according to the filling of the fire extinguishing agent is also divided into: foam, dry powder, carbon dioxide, water, acid and alkali, halon fire extinguisher. Halon fire extinguisher (1211 fire extinguisher) is the first fire extinguisher in electrical appliances and record room.