1 box of caustic free-alkaline powder blend and 1 pail of pure surfactant is added to 46 gallons of water, creating a 55-gallon drum of high-quality pre-soak concentrate at your place of business! Can be used for degreasing, touchless presoak, tire-wheel cleaner, bug remover, and high-pressure soap. Once mixed this product stays clear with no fallout and it is safe to use on all vehicle surfaces including polished aluminum.