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Nickel 485
Popular Science’s How 2.0 shows you how to make art with a $30 electroplating pen – “You may not want to rechrome a ’57 Chevy, but you can coat small objects using kits designed for plating jewelry. This $30 plating pen (pmcsupply.com) uses electricity the same as the bumper factory does, just with a couple AA batteries instead of a car-size transformer.”Link.