The 1666-18S is part of Techspray's bread-and-butter line of general purpose aerosol contact cleaners. It is a fluorinated, residue-free solvent blend designed to quickly and effectively clean all kinds of electrical contacts and connectors. Its low surface tension allows it to penetrate into hard-to-reach areas, while its strong solvency eliminates oil, dirt, flux, and other contaminants. 1666-18S is ideal for applications such as aerospace, automotive, telecoms, and other electronic equipment. It carries no ozone-depleting or hazardous air pollutants, and is safe to use without ventilation or protective clothing.