Correct opening method for emergency material fire extinguishers

01 Cooling method
Spray the combustibles directly with water and carbon dioxide, and remember to spray the extinguishing agent on the unburned materials near the fire source to prevent the formation of new ignition points.
02 suffocation method
Cover combustibles with non combustible or non combustible asbestos blankets, wet burlap bags, wet cotton quilts, etc; Bury the combustibles with sandy soil; Inject inert gas and steam into the ignition space; Inject nitrogen, carbon dioxide, etc. onto the burning material; Seal the holes of buildings and equipment that have already caught fire.
03 Isolation Law
Remove flammable, combustible, explosive, and combustible materials near the fire source; Close the valves of combustible gas and liquid pipelines to reduce and prevent the entry of combustible materials into the combustion environment; Blocking and intercepting dispersed combustion liquids; Dismantle flammable buildings and equipment adjacent to the fire source.
04 Inhibition method
Spray dry powder and other fire extinguishing agents onto the burning material.