Salt Water Etching Tutorial for Copper Etching Base Metals - Etsy
salt water etching | La Vidalerie
Worcester Center for Crafts - Don't miss Electrolytic Salt Water Etching! In this workshop students will learn the low-tech method of saltwater etching. Unlike other methods, which use harsh chemicals, saltwater etching
Silhouette UK: Salt Water (Electro) Etching Copper