Etch Remover Marble Polishing Compound 8 oz. "Simply the best etch remover and marble polish available." Removes water stains and light scratches. Homeowners may refer to it as etch marks, 'water marks,' 'water rings,' or simply 'dull spots.' It's a great product to keep handy if you have polished marble. Avoid contact with eyes, bare skin and clothing. Wash thoroughly after handling.