Multipurpose 4 Rust Preventive is a non-toxic product provided with no silicone. It is an ozone-friendly product that can be safely used on rubber, plastic, metal, varnishes and fabrics. It comes with low surface tension with excellent surface wet ability as well as full-coverage. This is a technically superior product widely used for displacing moisture as well as restoring 'IR' valves. This Multipurpose 4 Rust Preventive is available with anti-corrosive features for ensuring light lubrication. It is a rust penetrating, cleaning and degreasing product ideal for moisture-proofing. In addition, this Multipurpose 4 Rust Preventive also restores electrical values and enhances electrical conductivity in make-break systems. This can be used on insulators re-opening rusted/jammed assemblies, windings, coils, transformers, etc.