color etchings: Art Class : Etching Process

Etching is traditionally the process of using strong acid or mordant to cut into the unprotected parts of a metal surface to create a design in intaglio (incised) in the metal. This video will show you how it is done.

Clique o link https://www.youtube.com/watch?v=ik4FlTrqaRE para abrir o recurso.