INDUSTRIAL CHOICE SEMI-FLAT BLACK|Rustoleum’s Industrial Choice Enamels are fast dry, multi-purpose, modified-alkyd enamel aerosols that are great for everyday indoor/outdoor industrial applications. Their high-solids content provides excellent coverage that protects against chipping, fading and peeling. They offer excellent performance for both interior and exterior general purpose applications with much better solvent resistance than lacquer-based aerosols.