Rep. Maxine Waters (D-CA) and other House Democrats have reintroduced legislation to ban the use of hydrogen fluoride at refineries under TSCA, a long-time goal of environmental and community groups that so far have been unsuccessful in petitioning EPA to regulate. The bill comes as environmental groups have amended their complaint in Clean Air Council (CAC), et al. v. EPA , pending in the U.S. District Court for the Central District of California, to address standing concerns and keep alive…