Washing, cleaning, purifying, polishing and scouring preparations for servicing and maintenance of motor vehicles, motorcycles, bicycles, industrial machines and parts therefor, in particular for cleaning of engine interiors, throttles, carburettors, valves, clutches, gears, steering mechanisms, fuel systems, brakes, wheel rims, chains, cooling systems, air conditioning installations, closed fluid circuits; engine cleaner; universal cleaners for surfaces in and on motor vehicles; upholstery cleaners for motor vehicle interiors; cleaning and care preparations for plastic, leather and rubber surfaces; soaps, namely foamed soaps, and shampoos, for servicing and maintenance of motor vehicles, motorcycles, bicycles, industrial machines and parts therefor; insect removers in the nature of cleaning preparations; wheel rim cleaning preparations; windscreen cleaning preparations; glass cleaning preparations; windscreen washing cloths impregnated with a cleaning preparation, hand cleaning cloths for the motor vehicle industry impregnated with a cleaning preparation; tar removers; adhesive removers; abrasive paste; polishing compound; cleaners for washing installations and parts therefor; floor cleaners; polishing preparations for lacquer surfaces and surfaces of metal; polishing wax; automobile polishes; vehicle tyre polish; rust removers; rust solvents