From Eric Kvaalen, Les Essarts-le-Roi, France
Woodruff talks about the danger of bias in supposedly scientific studies. Bias always exists, even in this interview. For instance, it implies chemical firms didn’t care that perfluoroalkyl substances (PFAS) can harm people, rather than considering the possibility that executives didn’t know some of these chemicals don’t simply go to the ocean and get diluted to negligible concentrations – they stay on the surface, get into the air and then .
