Advertisement The U.S. Environmental Protection Agency (EPA) announced on February 16, 2023, that the latest Toxic Substances Control Act (TSCA) Chemical Substance Inventory is now available on its website. The TSCA Inventory is a list of all existing chemical substances manufactured, processed, or imported in the United States. According to EPA, this update to the public TSCA Inventory is … Continue reading EPA Updates TSCA Inventory, Plans Next Update in Summer 2023