Even though polychlorinated biphenyls (PCBs) have not been manufactured in the U.S. for over forty years, they continue to be present in building materials, including in caulk and joint materials, paint, siding, roofing, and...more
On December 3, 2020, Science published a peer-reviewed scientific study linking 6PPD, a common rubber antioxidant chemical found in tire preservatives, to coho salmon mortality in the Pacific Northwest. The New York Times,...more