Solvents have a range of uses from dissolving paint, oil, and grease, to mixing or thinning pigments, pesticides, glues, epoxy resins and paints, to cleaning automotive parts, tools, and electronics to aiding in the making of other chemicals. Solvents can be split into two major categories: Polar and Nonpolar, the former, Polar Solvents dissolve in other Polar Solvents, whereas a Nonpolar Solvent can dissolve in another Nonpolar Solvent, in short, like dissolves like.