| Section2 = | Section3 = | Section7 = | Section8 = }} Styrene, also known as vinyl benzene as well as many other names (see table), is an organic compound with the chemical formula C6H5CH=CH2. Under normal conditions, this aromatic hydrocarbon is an oily liquid. It evaporates easily and has a sweet smell, although high concentrations confer a less pleasant odor. Styrene is the precursor to polystyrene, an important synthetic material. Occurrence, history, and use Styrene is named after the sty… (More on Styrene)