ABC Dry Chemical is a multipurpose extinguishing agent that is suitable for use on Class A, Class B and Class C fires. TYPICAL USES: For public areas such as offices, classrooms, parking garages, and hotel/motel assembly halls and guest areas. For businesses such as retail stores, light manufacturing facilities, research facilities, auto dealerships, vehicle/aircraft/marine service centers, and manufacturing processes such as painting, dipping, and coating. Not suitable for use on fires involving cooking oil and grease. Not recommended for use on sensitive electronic equipment or aircraft structure. Dry Powder Extinguishers are USCG approved (Marine Application)