Styrene can be found in and/or emitted from building materials, tobacco smoke, photocopiers, plastics e.g. polystyrene, insulation, fibreglass, plastic pipes, shoes, food and drink containers, carpet underlay, laptops, televisions, ovens, hairdryers, lamps etc.

Various scientific studies have linked styrene to: cognitive impairment, hearing loss, myocardial infarction, fatty liver, sperm defects, acute damage of liver cells, adult leukaemia, asthma, sensitivity, breast cancer, visual impairment, loss of coordination, hormonal imbalances, lung cancer, menstrual irregularities, pancreatic cancer, peripheral neuropathy and female subfertility.