Finally an affordable, heavy-duty degreaser-cleaner with superior detergents and high alkaline builders. Big Red Industrial Cleaner and Degreaser Concentrate is a heavy-duty concentrated cleaner. It works quickly to remove stubborn grease and oil stains from engines, heavy machinery, tools and unfinished concrete. This professional strength degreaser is even effective at dissolving extreme dirt build-up. Non-flammable and fast acting. Use dilution: 2 - 13 oz/gal.