Study Finds Toxic Chemicals In Indoor Air At Homes, Schools — A new study out of California has found toxic PFAS chemicals in indoor air at homes, schools and workplaces. A new measurement technique developed by the research team detected PFAS chemicals in the air of kindergarten classrooms, university offices and laboratories, and a home—some with levels as high as those measured at an outdoor clothing company and carpet stores selling PFAS-treated products.

Legal Newsline: Prop 65 Group Wants Judge DQ’d from Coffee Case, Cites Husband’s CalChamber Ties — The Council for Education and Research on Toxics, which has filed more than 100 lawsuits over the chemical acrylamide, filed a motion on Aug. 16 that seeks the disqualification of U.S. District Judge Kimberly Mueller. Five months ago, Mueller ruled that it is far from settled science that the naturally occurring chemical causes cancer in humans.

JD Supra: EPA Regulation Will Impact Many Companies That Have Used PFAS in Their Products — As proposed, a new EPA rule will impact an extensive number of companies by applying TSCA regulatory reporting requirements to at least 1,364 PFAS chemical substances and mixtures, as long as they have been manufactured or imported in any year since January 1, 2011. In the event that the manufacturer does not have actual data to report, EPA is proposing to require manufacturers and importers to make “reasonable estimates” of such information.

ABC News: ‘Forever chemicals’ Found in Groundwater Near Military Bases — High levels of PFAS were found in groundwater around at least six military sites in the Great Lakes region, according to recently-released U.S. Department of Defense records. Pentagon documents show at least 385 military installations nationwide are polluted with PFAS, mostly from firefighting foam used widely in training exercises.

UnHerd: How Not to Talk to a Science Denier — In this commentary, UnHerd’s science editor Tom Chivers discusses the trouble with separating individuals into two opposed groups of science “deniers” and “non-deniers.” He writes: “I am right, you are wrong, the only thing we need to discuss is how to make you realise how wrong you are. The idea of working together to establish a shared reality is hamstrung by his certainty that the reality that needs to be shared is his one.”