( February 13, 2025, 11:53 AM EST) -- CHATTANOOGA, Tenn. — A woman filed an unopposed motion in Tennessee federal court on Feb. 12 to file a second amended class complaint against a carpet manufacturing company and its affiliates that she says are liable for knowingly using per- and polyfluoroalkyl substances (PFAS) to add stain-resistance to its carpets. She argues that the companies “had exclusive knowledge” that its carpets contained PFAS and they “deceptively marketed and/or omitted material information” about that from the public....