Per- and polyfluoroalkyl substances (PFASs), considered to be endocrine-disrupting chemicals, need better regulation because of vast market presence and persistence in the environment, researchers reported.
There are more then 3,000 PFASs on the market in stain-resistant, nonstick, and waterproof products such as furniture, cookware, and cosmetics, according to Zhanyun Wang, ScD, of the Institute for Chemical and Bioengineering in Zurich, Switzerland and colleagues.
“Most research and regulation continues to focus on a limited selection of rather well-known 13 long-chain PFASs … and their precursors. Continuing to overlook the vast majority of other PFASs is a major concern for society,” they wrote in Environmental Science & Technology.
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