"The main groups of vaporized compounds generated were monoalkyl-substituted aromatic hydrocarbons and their oxidized products, of which styrene monomer and ben

"The main groups of vaporized compounds generated were monoalkyl-substituted aromatic hydrocarbons and their oxidized products, of which styrene monomer and benzaldehyde were the most abundant." http://www.ncbi.nlm.nih.gov/pubmed/734408 http://www.ncbi.nlm.nih.gov/pubmed/734408