1010 Super E-Kleen is a fast penetrating, fast evaporating aerosol cleaner that works on most surfaces without leaving a residue. Safe for use on metal, plastic, rubber, and glass surfaces. 1010 Super E-Kleen is effective in removing oil, grease, wax, dirt, and moisture. BENEFITS: Use this highly refined cleaner on high - tech electronic hardware PCB'S and PWB'S. With the extension tube attached, you may access hard to reach crevices, and apply high pressure. A unique wetting action cleans the finest of instruments, contacts, relays, precision mechanical / electrical solenoids and other delicate hardware. USES: Maybe used on the production line and in service maintenance where the highest purity is required from an industrial cleaner degreaser. Safe for use on electrical components, connectors, contacts, magnetic tape heads, semiconductor assemblies, office equipments, printed circuits, computer components, relays and controls. Telephone equipment, typewriters, and TV tuners.