The U.S. Chemical Safety Board (CSB) will convene a public meeting on Wednesday, September 30, 2015, in Houston, Texas, at The Hilton Americas – Houston Hotel from 6 to 9 p.m. CDT to hear and vote on investigators’ findings and safety recommendations from the November 2014 chemical release at the DuPont La Porte facility that killed four workers.

Three other DuPont workers were injured in the industrial accident when 24,000 lbs. of methyl mercaptan, a highly toxic chemical used to make insecticide, filled an enclosed building where crews had been trying to clear clogged pipeline.