This is a concentrated product for touch-free washing of cars and trucks. It does not damage aluminum, nickel plated surfaces and other coatings made of alloys of non-ferrous metals. It comprises anti-corrosive additives. Before application, dilute with water, following the calculation 1:30-1:50 (20-30 g/l) for a foam generator (25, 50, 100 l) or 1:1-1:4 (200-500g) for a foam cannon (1 l).