Fires begin any time a flammable or a combustible material combine together with a sufficient quantity of oxidizer for instance oxygen gas or another oxygen-rich compound (though non-oxygen oxidizers exist, including chlorine),[56] is subjected to a supply of heat or ambient temperature higher than the flash point for the fuel/oxidizer https://bookmarkahref.com/story19926543/a-secret-weapon-for-fire-risk-assessor-cumbria