Narrowed the scope of a 2016 law mandating safety assessments for potentially toxic chemicals, like dry-cleaning solvents and paint strippers. The E.P.A. will focus on direct exposure and exclude air, water and ground contamination.
Reversed an Obama-era rule that required braking system upgrades for “high hazard” trains hauling flammable liquids, like oil and ethanol.
Removed copper filter cake, an electronics manufacturing byproduct comprised of heavy metals, from the “hazardous waste” list.
Rejected a proposed ban on chlorpyrifos, a potentially neurotoxic pesticide. In August 2018, a federal court ordered the E.P.A. to ban the pesticide, but the agency is appealing the ruling.
Announced a review of an Obama-era rule lowering coal dust limits in mines. The head of the Mine Safety and Health Administration said there were no immediate plans to change the dust limit, but the review is continuing.