In some previous post someone asked for chrome badges they wear . . and I did not answer. So the very good data on that page Hernan. Lei this:. It is an effective resource to decorate or finish your product with the precision and elegance that this requires. Technically it can be defined as a process of gasification of metals in high vacuum, which lets you apply thin metal layers on the workpiece to be treated. The surface finish can be silver, gold, steel, aged copper, pewter clutch and various metallic colors and turn glossy, satin or matte and iridescent. .