Across the RidgeAn image of a once wild West. The smoke has created a lovely patina on the porcelain clay that has been enhanced with a cold finish and beeswax. The tail was completed using an epoxy clay for strength. Title: Across the Ridge Medium: Smoke fired porcelain, mixed media Size: 7. 5(H) x 9(L) in What is smoke firing? The sculpture is placed in a fire proof container, nested in wood and sawdust and allowed to slowly smoulder for several hours. The