BLAK-GROUND Solvent 1 oz. BLAK-GROUND® Solvent is a unique blend of solvents designed to clean high spots effectively and remove JSP® BLAK-GROUND Antique Black. Instructions for use: 1. Apply a small amount of solvent to a lint-free cloth. 2. Wipe away JSP® BLAK-GROUND from unrequired areas. 3. Rinse off the piece and dry completely.