Highlighting Chemicals of Special ConcernAccording to the 2020 Toxics Release Inventory (TRI) National Analysis, air releases of mercury and mercury compounds from industrial and federal facilities have decreased by 64%=E2=80-since 2011, driven by reductions at electric utilities that have switched from burning coal to burning natural gas. Releases of lead and lead compounds into the air decreased 46% during the same time period, driven by reductions at electric utilities and primary metals facilities. |