Choose from the box Staining/Painting/Etching/Engraving 1. This is considered the simplest way of decorating wood since there is a variety of colors that you can choose from. 2. A process used to make designs or pictures on a metal plate by using acid that produces corrosive action. 3. A method of transfeming a design on metal using a hardened steel tools called burin or graver to cut into the surface of the metal.