At approximately 4:00 am on Friday June 21, 2019, there was a release of flammable vapor in the alkylation unit of the PES refinery in Philadelphia, PA. The vapor found an ignition source, causing a fire and multiple explosions.
Outsourcing Responsibility: Explosion at Optima Belle
A CSB safety video on its investigation into the fatal December 8, 2020, explosion at the Optima Belle chemical facility...