resistance: Greater than 72 hours exposure * Oil resistance: 72 hours exposure to cooking oils, butter, etc.* Resists common household cleaning products including ammonia, vinegar..., aliphatic solvents and thinners, alcohols, detergents, etc. Color: Sigma Seal will enhance and deepen existing colors. Degree of enhancement is dependent upon the porosity... pencil. Hard yet flexible so as to resist delamination common with wood urethanes, epoxies, etc. Contra-indications: Not recommended for wood surfaces. Preparation of substrate...