Kleen-Strip, Gallon, Green Safer Paint Thinner Formula, Cleans & Preps, Milky White In Color & Can Be Used To Thin Any Color Of Oil Based Paint, Stain & Varnish Without Affecting The Color Of The Dried Paint, Ideal For Removing Grease & Dirt From Metal, Plastic, Wood & Painted Surfaces So Paint Will Adhere Better, Excellent For Cleaning Up After A Painting Project, Neither This Product Nor Any Of Its Ingredients Are Considered To Be Flammable Liquids By The Consumer Products Safety Commission.