3 Washing, cleaning, polishing and scouring agents for the care and maintenance of motor vehicles, motorcycles, bicycles, industrial machines and their parts, for example for cleaning interior spaces of motors, throttle valves, carburetors, valves, clutches and couplings, gearboxes, steering mechanisms, fuel systems, brakes, wheel rims, chains, cooling systems, air-conditioning systems, closed liquid circuits; insect removers, wheel rim cleaners, window cleaners, window cleaning tissues, hand cleaning tissues for use in the automotive field; motor cleaners; multipurpose cleaners for surfaces in and on motor vehicles, upholstery cleaners for interior spaces of motor vehicles; cleaning and care products for plastics, leather and rubber surfaces; tar removers; soaps, also as foams, and shampoo, for the care and maintenance of motor vehicles, motorcycles, bicycles, industrial machines and their parts; cleaners for washing plants and their parts, floor cleaners; polishing agents for lacquer and metal surfaces, polishing wax, hot wax; rust removing agents, rust dissolving agents