G96 Synthetic Clp Gun Oil is formulated for maximum gun and environmental protection. it is 85% biodegradable and contains no voc. safe for use on polymers. U.S. ARMY approved, meets & exceeds mil-prf-63460e & nato s-75. The gun cleaner significantly improves clean up after firing, lubricant: original tolerances will be maintained longer under extreme conditions , preservative: unique combination of additives protect and bond to metal yet it is safer for the environment than most other additives