Carbon dioxide fire extinguisher.
Carbon dioxide fire extinguishers have the advantages of good mobility, high injection rate, non-corrosive containers and not easy to deteriorate, can be used to extinguish valuable equipment, precision instruments, 600 volts of electrical equipment and oil fires.
And carbon dioxide gas has the role of dilution and exclusion of air, so that the percentage of oxygen or combustible gases to reduce the content of carbon dioxide when the air concentration of 30% -35%, combustion will stop. Therefore, carbon dioxide has the role of asphyxiation and cooling. Used to extinguish fires, leaving no traces afterward, no corrosion, damage effects.
Precautions for the use of carbon dioxide fire extinguishers
In the use of the fire extinguisher should first be mentioned to the location of the fire, put down the fire extinguisher, pull out the safety pin, an extinguishing site hand holding the handle at the root of the horn cylinder, the other hand to hold on to the start/stop valve pressure handle.
For carbon dioxide fire extinguishers without a spray hose, the flapper should be wrenched upward 70-90 degrees. When using it, you can't grab the outer wall of the horn barrel or the metal connecting pipe directly with your hand to prevent your hand from being frostbitten. In the use of carbon dioxide fire extinguishers, in the outdoor use should choose the upwind direction of injection, in the indoor use of narrow space, the operator should quickly leave after the fire to prevent asphyxiation.
The above content reference? People's Daily Online - Explain the use of fire extinguishers, People's Daily Online - Master the use of fire extinguishers is essential to extinguish the incipient fire