Usually determined by a blue label, dry powder extinguishers are occasionally referred to as ABC extinguishers. These multi-intent extinguishers can be used on fire classes A, B and C, which means they can be applied with combustible materials, flammable gases and flammable liquids. The fire alarm system might also include https://binksites.com/story8248644/helping-the-others-realize-the-advantages-of-conventional-fire-system