I found this great site that has numerious kits to do all sorts of plating (bronze, copper, etc.) at Home!
They also have powder coating kits. Check it out! I haven't ordered yet, but I'll let y'all know when I do.
Plating Kits Electroplating Kits Aluminum Anodizing Kits Powder Coating Systems Metal Polishing And Buffing Supplies - Caswell Inc.