... / plastic 3. be used for fire extinguisher fire extinguisher bracket/stand Class ACommon combustibles such as wood, paper, cloth, rubber, trash ... , oil, grease, solvents, and gases. Commonly strikes in kitchens, garages, light manufacturing plants and warehouses. Class CLive electrical equipment. Often occurs ... appliances; requires a non-conductive extinguishing agent. fire extinguisher bracket/stand