byproducts

Are manufacturing by-product PCBs an occupational health hazard?

lborkowski | March 27, 2013

By Elizabeth Grossman While commercially manufactured polychlorinated biphenyls (PCBs) were banned by the US Environmental Protection Agency (EPA) in 1979 due to concern about their extreme environmental persistence and toxicity – including potential to cause cancer – current EPA regulations allow the presence of limited amounts of PCBs that occur as manufacturing by-products. These by-product PCBs are not created or added to products intentionally but occur as a result of certain manufacturing processes, among them the synthesis of certain pigments that go into dyes, inks and paints. As I…

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Are manufacturing by-product PCBs an occupational health hazard?

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