亜鉛めっき

Also known as zinc coating

thumb|right|Galvanized surface with visible spangle thumb|Protective effect: completely rusted letter box mounted to a hot-dip galvanized wall Galvanization (also spelled galvanisation) is the process of applying a protective zinc coating to steel or iron, to prevent rusting. The most common method is hot-dip galvanizing, in which the parts are coated by submerging them in a bath of hot, molten zinc.