Formulated to attack and quickly release rusted and corroded nuts, bolts, hinges, and other frozen components. High KB solvency value of 151 and low surface tension. Penetrates faster and deeper than most other similar products in the market place. Displaces moisture. Aggressive formula. NSF® Certified: H2 Registration # 138554 (Aerosol); # 138553 (Bulk). VOC compliant in all 50 states.