Fires start when a flammable or a combustible material combine together with a sufficient quantity of oxidizer for example oxygen gas or An additional oxygen-rich compound (even though non-oxygen oxidizers exist, such as chlorine),[56] is exposed to a source of heat or ambient temperature over the flash point for the https://bookmarkspecial.com/story20083813/not-known-details-about-fire-risk-assessor-greater-manchester