Solvents can be classed as organic or inorganic materials.
Water, the simplest and most abundant solvent on earth is classed as an inorganic solvent as its chemical structure does not contain carbon.
Hydrocarbon solvents (aliphatic, aromatic, dearomatised, distillates)
Oxygenated solvents (alcohols, ketones, aldehydes, glycol ethers, esters, glycol ether esters)
Halogenated solvents (chlorinated and brominated hydrocarbons)