<unk> , also known as methylbenzene or phenylmethane, is a clear, water-insoluble liquid with the typical smell of paint thinners, redolent of the sweet smell of the related compound benzene.  It is an aromatic hydrocarbon that is widely used as an industrial feedstock and as a solvent.
Toluene
Coal tar
Vinyl chloride
Nitrazine
Xylene
Benzene
Ether
Trichloroethylene