D&C CLEANER is a blend of surfactants, water based solvents, alkaline detergents, and derusters specifically formulated to melt away oily deposits from hard surfaces. D&C CLEANER has proven to be exceptionally effective in the removal of carbon deposits commonly found on engine pistons and heads. D&C CLEANER has been found to be extremely effective in the removal of carbonized silicate and silicone residue in cast iron sand molds. Available in 5 gallon pails, 55 gallon drums and bulk quantities.