Explosion-proof motors are used in a variety of industries where flammable gases, dust, or fibers are present. These include: Oil and gas industry: Drilling rigs, refineries, and pipelines where flammable gases are common use these motors. Chemical industry: Factories that process volatile chemicals use these motors to prevent explosions. Pharmaceutical industry: Manufacturers use explosion-proof motors in the production of certain drugs where they use flammable solvents. Food and beverage industry: Grain silos and sugar refineries use these motors where combustible dust is present.