The world's leading scientists on this issue have been pushing, since 2015, for the world's governments to deal with a class-based approach. When Canada began this process in 2021, 4,700 was the number being used by the OECD. In the past three years, every time we look, we find more PFAS.
Industry has had a number of opportunities to disclose the knowledge they hold around these harms and around the uses and releases. This is not an unknown issue. Research has demonstrated that this data has been hidden from regulators. It's been hidden from people. There are efforts right now to undermine the class-based approached. It should be considered meddling that is not desirable for real action.