Waiiiit... is it "oxygen" or is it "air"...? 'cause there's a biiig effin' difference. Which is incredibly important in the case of a collision and/or fire. "Air" is only 21% (roughly) oxygen. Pure compressed O2 is a significantly greater hazard. Abusive comment hidden. (Show it anyway.)
"Air" is only 21% (roughly) oxygen. Pure compressed O2 is a significantly greater hazard.