In preventing and extinguishing fires, it is imperative that the occupational safety officer or the person involved is aware of the type of fire. In order to be able to properly and appropriately select the type of fire extinguishing equipment, which generally, in Thailand, there is a law stating that the company must provide training on fire prevention and suppression to employees at least. 40% of each department
Fire extinguishers are divided into five categories (classes) classified according to the nature of the fire. And the type of fire extinguisher is clearly marked on the body of the letters A, B, C, D and K, which are
Set international standards as follows
Fire Type A, the letter A is an equilateral triangle with a green background and black letters.
- The symbol in the picture is a trash bin. And a log that catches fire (As attached picture)
- It is a fire caused by fuel, wood, paper, cloth, rubber and plastic.
- The ideal fire extinguishers for use in extinguishing fires are pressurized water fire extinguishers.
- Pressure accumulating foam fire extinguishers, ABC dry chemical fire extinguishers
- Liquefied gas fire extinguishers That does not destroy pollution
Type B lights, the letter B symbol is in a rectangular shape with a red background and black letters.
- The symbol shown in the picture shows a flammable oil tank (see attached image).
- It is a fire caused by a liquid fuel combustible. Gasoline, diesel oil, paint, solution
- Extinguishers suitable for extinguishing fires are pressure-accumulating foam fire extinguishers,
- ABC dry chemical fire extinguishers, carbon dioxide fire extinguishers,
- Liquefied gas fire extinguishers That does not destroy pollution
Type C fire, the letter C symbol is in a circle with a blue background and black letters.
- The symbol on the picture shows a flammable electrical plug.
- It is a fire that is caused by a fuel that has electricity.
- The fire extinguishers suitable for extinguishing fires are ABC dry chemical fire extinguishers,
- Carbon Dioxide Fire Extinguisher, Liquefied Gas Fire Extinguisher
- That does not destroy pollution
4. D-type lights, the letter D symbolizes the five-pointed star on the yellow background and black letters.
- The symbol in the picture is a metal gear.
- It is a fire caused by metal fuel ignited.
- Extinguishers suitable for extinguishing fires are chemical sodium chloride based fire extinguishers.
