Fires start when a flammable or a combustible product, in combination which has a enough quantity of an oxidizer including oxygen gas or another oxygen-abundant compound (although non-oxygen oxidizers exist, including chlorine),[56] is exposed to a supply of warmth or ambient temperature higher than the flash place for that gas/oxidizer https://fire-resistant-ductworth91233.blogsumer.com/35583242/a-review-of-ductworth-installation