Dimethyl Sulfoxide (DMSO) is a chemical compound which is a by-product of wood processing. It is a somewhat oil liquid that looks like mineral oil and has a slightly garlicky odor. It has long been used as a chemical solvent. In the late 1960s, it also became as a topical pain relief medication for pulled, strained, and sprained muscles and joints. As well as being a painkiller. DMSO has anti-inflammatory properties...