Environmental groups have filed a lawsuit with the EPA asking for a ban or tighter regulations on the use of hydrogen fluoride in oil refineries.
The Clean Air Council, Communities for a Better Environment, and the Natural Resources Defense Council are suing the EPA to ban or more strictly regulate the use of hydrogen fluoride in refineries, including at the Trainer oil refinery, writes Sophia Schmidt for WHYY.
Hydrogen fluoride is used in about 40 refineries across the country, including at the Trainer facility…