Different types of fire extinguishers contain different types of fire extinguishing agents, and the types of fire extinguishing are also different. They can be mainly divided into three categories: water-based extinguishers, dry powder extinguishers, and gas extinguishers.

The fire extinguishing types of water-based extinguishers are A, B and E (some extinguishers can be used)

Type of dry powder extinguisher: A, B, C, E

The fire extinguishing types of gas extinguisher are A (except carbon dioxide), B, C and E

When purchasing fire extinguishers and other fire-fighting equipment, attention should be paid to:

First of all, when purchasing fire extinguishers, qualified products from regular businesses with 3C mandatory certification mark should be selected.

At the same time, attention should be paid to the name, model, category, parameters, certification mark, production date and other information. And determine whether the fire extinguisher is within the valid service life.

When using, it is also necessary to check whether the pressure pointer is in the green area. If the pointer is in the yellow or red area, it indicates that the pressure is excessive or insufficient. In this case, it is not recommended to continue to use.