QD Contact Cleaner helps effectively remove and eliminate dust, light oil, grease and dirt from different household electronic equipment and gadgets, including residential tools, computer systems, bus bars, tape heads, circuit boards, edge connectors and breakers. This aerosol spray cleaner leaves no residue behind and is safe to use on all plastics. The solution evaporates instantly without leaving any residues. For effective performance, the plastic-safe contact cleaner complies with EPA regulations.