A fire extinguisher is a specialized tool with effective safety protection effects. Its scope of application is to be able to extinguish fires and handle emergency situations. It is also an important specialized tool for maintaining personal safety. How to handle expired fire extinguishers? It is better not to apply them as much as possible if they are expired. What are the types of fire extinguishers? Next, I will introduce the relevant content in detail. I have an effective grasp of the solutions and types of fire extinguishers.
How to handle expired fire extinguishers
The fire extinguisher casing has expired, and due to being filled with strong working pressure vapor and medication, coupled with long-term gas erosion, the medication bottle may be damaged due to vibration, which cannot ensure application safety. It is mandatory to scrap every twelve years. When the fire extinguishing agent expires, the foam extinguishing agent will be replaced 2 years after the new extinguisher is used. Later, the foam extinguishing agent will be replaced every year.
What are the types of fire extinguishers
Fire extinguishers can be divided into foam plastic extinguishers, powder extinguishers, carbon dioxide extinguishers, cold water extinguishers, halon extinguishers, etc. according to the filled foam extinguishing agent. Fire extinguishers can be divided into portable fire extinguishers and handcart fire extinguishers according to their movement methods. The key main uses are all for firefighting, but the scope and location of fire extinguishers are different. In fact, the following are:
1. Carbon dioxide fire extinguishers are suitable for extinguishing initial fires caused by flammable gases and vapors, and are often used in laboratories, computer rooms, high and low voltage distribution stations, as well as places with high maintenance regulations for high-precision instruments, precious machinery and equipment, or objects.
2. The simple fire extinguisher is suitable for home application, which is very easy to put out the initial fire at Compressed natural gas stoves, water mixing valves on gas cylinders, or gas stoves, and can also put out the fire caused by solid inflammables such as chafing dish stores and waste baskets. The simple gas foam plastic is applicable to the initial fire caused by the boiler, kerosene stove, lamp oil and candle, and can also realize the design scheme of extinguishing the fire ignited by solid inflammables.
3. Tap water type, foam plastic, powder, haloalkane and other fire extinguishers shall be selected for extinguishing Class A fires.
4. Powders, foamed plastics, haloalkanes, carbon dioxide, etc. shall be used to put out Class B fires. Organic chemical foamed plastics fire extinguishers cannot be used to put out water-soluble Class B fires.
5. Powder, halogenated alkane, and carbon dioxide fire extinguishers should be used to extinguish Class C fires.
6. Special powder fire extinguishers should be used to extinguish Class D fires.
How to handle expired fire extinguishers? If the casing of the fire extinguisher expires, it can be forcibly scrapped and replaced with a new one. If the fire extinguishing powder expires, it is best to immediately replace it. Everyone has a certain understanding of this related content. What are the types of fire extinguishers? For example, powder, foamed plastic and carbon dioxide are the most common types of fire extinguishers on the market.
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