WASHINGTON, March 18 (TNSres) -- The U.S. Department of the Interior Geological Survey issued the following abstract of an article on February 15, 2025, entitled "A high efficiency method for the extraction and quantitative analysis of 45 PFAS in whole fish." Here are excerpts: * * * This study describes and validates a new method for extracting perfluoroalkyl and polyfluoroalkyl substances (PFAS) from whole-body fish tissue, demonstrates that freeze-dry preservation of tissue conserves bioac  more