Usually determined by a blue label, dry powder extinguishers are sometimes identified as ABC extinguishers. These multi-objective extinguishers may be used on fire classes A, B and C, which suggests they may be utilized with combustible elements, flammable gases and flammable liquids. Connects on to a making’s water offer, tank https://worldsocialindex.com/story3977343/what-does-conventional-fire-system-mean