Traditional Culture Encyclopedia - Traditional customs - What are the advantages and disadvantages of water-based fire extinguishers?
What are the advantages and disadvantages of water-based fire extinguishers?
Water-based fire extinguishers, the main components of drugs, surfactants and other substances are mixed with treated pure water. It exists in liquid form, so it is called water-based fire extinguisher for short.
Fire extinguishing principle
Water-based fire extinguisher belongs to physical fire extinguishing mechanism. The agent can form and expand a thin water film on the surface of combustible materials, isolate combustible materials from air, and realize fire extinguishing. Fine water mist is sprayed from the atomizing nozzle, which spreads over the fire site and evaporates heat, thus rapidly reducing the temperature of the fire site, and at the same time reducing the oxygen concentration in the air in the combustion zone to prevent re-ignition. Good re-ignition resistance is an incomparable advantage of water-based fire extinguishers.
application area
It is suitable for extinguishing the initial fire of solid or water-insoluble liquid, and is an essential fire-fighting equipment for the development, processing, storage and transportation of wood and bamboo, fabrics, paper and oil substances. Among them, the water-based water mist fire extinguisher can also put out the fire of live equipment.
1, which can be used for general fires such as household oil pans, furniture, kitchen appliances and household appliances;
2. It can be used for the initial fire of general mechanical equipment and electrical circuits without explosion danger in the factory;
3. It can be used for the initial fire of automobiles, ships, aircraft engine rooms, etc.
4, can be used for hotels, shopping malls, restaurants, KTV, offices, schools, hospitals, non-hazardous chemicals warehouses and other initial fires.
How to choose and use fire extinguishers correctly
Everyone knows that fire extinguishers should be kept at home, but the problem of where to buy fire extinguishers also bothers many people. All units with fire extinguishers sales qualification can buy them. Pay attention to auditing the qualifications of relevant units when buying fire extinguishers online. Anyone who buys and sells hard is a liar.
When purchasing a fire extinguisher, first observe whether the bottle body, product information and instructions are complete, whether the pressure gauge, stainless steel nozzle and safety protection bolt are complete and intact, and whether the bottle body is damaged. Secondly, anti-counterfeiting inspection is very important. Please don't buy fire extinguishers without security labels. Next, check the fire certification code. There are two authentication codes on the bottle body and pendant, and these two codes must be consistent. Step 2, log in to China Fire Protection Product Information Network and enter the verification code for verification.
Fire extinguishers are not vases, decorations, or wherever you want to put them. Many people know that fire extinguishers should be placed in conspicuous places for easy use.
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