(January 8, 2021, 1:48 PM EST) -- CHARLESTON, S.C. — Makers of the firefighting agent aqueous film forming foam (AFFF) and a class of plaintiffs who say they were injured by exposure to AFFF through contamination of their drinking water on Jan. 7 filed a joint motion in the multidistrict litigation for AFFF in South Carolina federal court seeking approval of a $17.5 million settlement....