Commonly recognized by a blue label, dry powder extinguishers are sometimes called ABC extinguishers. These multi-intent extinguishers may be used on fire courses A, B and C, which means they may be utilised with combustible elements, flammable gases and flammable liquids. 1 vital facet of fire alarm loop wiring is https://www.firesense.co.uk/type/conventional-fire-system/