ABCE Dry Powder Fire Extinguisher is a type of fire extinguisher that uses a dry powder formula to extinguish fires. "ABC" stands for the different classes of fires that it can effectively put out: Class A (combustible materials such as wood, paper, and cloth), Class B (flammable liquids and gases), and Class C (electrical fires). The "E" stands for the added ability to fight Class E fires, which are fires in flammable metal.