Anodising is a method of finishing aluminium and its alloys, to a good quality, consistent finish. The process starts by creating a cathode, out of lead plates. The product itself, acts as the anode.

Aluminium is a useful material, both for its light weight and resistance to corrosion. This resistance can be improved further with various treatments, one of the more popular being anodizing. This is ...

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 ...