Refinery Explosion Highlights Importance of Comprehensive Process Hazard Analysis

An explosion at an oil refinery last April in Superior, Wisconsin has led to the refinery being cited with eight serious violations by OSHA and the filing of at least two lawsuits. The explosion and subsequent fire resulted in 36 injuries, including 11 OSHA recordable injuries, and the evacuation of significant portions of the city, according to the U.S. Chemical Safety and Hazard Investigation Board (CSB). The CSB concluded that the explosion resulted from the inadvertent mixing of hydrocarbons with air inside the Fluid Catalytic…
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