removes stubborn dirt, oxidation layers, fingerprints, and deposits thoroughly and gently, removes tarnish from silver, gold, copper, and brass without leaving any residue, results in a streak-free shine when polishing, protects surfaces from corrosion over a longer period with an excellent water-repellent effect, works automatically, for metals and alloys such as gold, silver, brass, copper, bronze, and tin, for jewelry, cutlery, musical instruments, flower pots, candle holders, vases, drinking vessels, trophies, door signs, door fittings, door handles, mailboxes, and much more, also applicable on plastics