Zinsser® 1 Quart B-I-N clear advanced synthetic shellac sealer is designed to provide excellent odor blocking for interior surfaces. It seals in odors quickly while leaving the original surface unchanged. Use clear B-I-N advanced synthetic shellac sealer to eliminate strong odors from food, kitchen grease, mold, pet urine, fire and smoke damage and cigarette and cigar smoke. B-I-N has tenacious adhesion which sticks to all surfaces without sanding.