( October 23, 2025, 1:23 PM EDT) -- CHARLESTON, W.Va. — An environmental advocacy group on Oct. 22 filed a response brief in the Fourth Circuit U.S. Court of Appeals arguing that The Chemours Co. FC LLC paints a “distorted and inaccurate portrait” of a trial court’s decision that granted the group a preliminary injunction in a per- and polyfluoroalkyl substances XE "per- and polyfluoroalkyl substances" (PFAS) contamination case, saying the lower court decision does not disregard U.S. Supreme Court injunction precedent....