Styrene (ethenylbenzene): Sources of emissions
Industry sources
Styrene will be emitted to air from industrial process that use or manufacture the material or where it is formed as a by-product.
Diffuse sources, and industry sources included in diffuse emissions data
Styrene is present in combustion products such as cigarette smoke.
Natural sources
Low levels of styrene occur naturally in a variety of foods, such as fruits, vegetables, nuts, beverages, and meats.
Transport sources
Styrene is present in car exhaust.
Consumer products
Products produced from styrene include packaging, electrical and thermal insulation, fibreglass, pipes, car parts, drinking cups and other food-use items, and carpet backing.
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