What Is Anodizing?

The lustrous patina that protects the backside of Apple's new iPad Mini isn't just some cheap shellac or sealant coat—it's actually "grown" on the metal itself in an electrochemical process known as anodization. Here's how. More »

Source: http://feeds.gawker.com/~r/gizmodo/full/~3/wO-Jv6PK2J8/what-is-anodizing

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