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Use of toxic acid puts millions at risk

By Jim Morris and Chris Hamby

A 2009 explosion in Corpus Christ sheds light on danger of toxic acid cloud

Excerpts from this story referencing "oil refinery":

"… ser than it appeared at the time. On July 19, 2009, an explosion rocked an oil refinery in Corpus Christi, Texas, critically injuring a worker and spawning a fire …"

New oil refinery in South Dakota says it will use alternative to toxic acid

By Chris Hamby

The company planning to build the nation’s first new major oil refinery in 35 years will use a safer technology as a substitute for a highly

Report urges phaseout of deadly acid

By Chris Hamby

A survey of refinery workers found deep concern about the handling of hydrofluoric acid and recommends safer alternatives