Release of acid at Citgo refinery follows 2009 explosion at same site. March 9, 2012 — -- A hydrofluoric acid leak at a Citgo refinery in Texas this week has spurred an additional investigation ...

The toxic algae bloom off the Southern California coast that's been killing and sickening so many sea lions and other marine mammals has finally ended. "Our demoic acid toxic hostess event is over, ...

A massive chemical leak spewed toxic orange plumes of dangerous acid into the sky, forcing a no-fly zone and mass evacuations near an explosive plant in Ohio, according to reports. About 3,000 gallons ...

The Torrance Refinery, though, has repeatedly said modified hydrofluoric acid is the safest, most commercial viable catalyst ...