Fires begin when a flammable or a combustible material combine together with a sufficient amount of oxidizer like oxygen gas or another oxygen-rich compound (even though non-oxygen oxidizers exist, like chlorine),[56] is subjected to a source of warmth or ambient temperature over the flash point for the gas/oxidizer mix, and https://checkbookmarks.com/story5522372/the-2-minute-rule-for-fire-risk-assessor-cumbria