Copy Cad & Zinc Electroplating Kit - 1.5 Gallon Zinc Plate Nuts, Bolts, Screws, Brackets and other small parts Non-Toxic. Safe To Use. No Fumes or Dangerous Cyanides Can plate a bright zinc, or flat Cadmium like finish Real Zinc Plate, not a cheap Tin/Zinc. Coating lasts for years Requires DC Power Supply (70 milliamps per square inch of part area)