Toluene is a colorless and flammable liquid derived from coal tar or petroleum. It finds application in aviation fuel, high-octane fuels, dyestuffs, and explosives. Additionally, toluene serves as a solvent for gums and lacquers. In the toluene market, the primary types include benzene, xylene, solvents, gasoline additives, TDI (toluene diisocyanate), trinitrotoluene, benzoic acid, and benzaldehyde. Benzoic acid, a white crystalline acid denoted as C6H5COOH, can be sourced naturally or synthesized.