fire fighter use co2 carbon dioxide fire extinguisher to extinguish a fire create white smoke and vapor.

and blue carbon chemical co2 cold control cooling create cut damage danger dangerous dioxide drill emergency equipment extinguish extinguisher fighter fighting fire firefighter fireman fog fume fumigation gas gear heat helmet hot new out pipe protection protective put quell quench quencher reflector rescue safety smoke snuff suite this tool toxic training use vapor vaporization vaporize vapour water white yellow