What types of fires can the ABC fire extinguisher put out?

To put out a fire, make sure you use the appropriate fire extinguisher. Common combustibles like rubber, paper, cloth, and wood are involved in Class A fires. combustible liquids like oil, grease, or gasoline are involved in Class B fires. Electrical equipment is used in a Class C fire. Combustible metals like potassium or magnesium are involved in a Class D fire. Fires in Classes A, B, and C can be extinguished with an A:B:C extinguisher.