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Occupational Safety and Health Administration OSHA

Accident Report Detail

Accident: 170169213 - Three Employees Burned By Chemical Acid/Proponal Mixture

Accident: 170169213 -- Report ID: 0950612 -- Event Date: 04/08/1991
InspectionOpen DateSICEstablishment Name
11176193804/09/19918731Lite-On Inc.
Employee #1 was asked to perform a chemical etching procedure using propanol and concentrated hydrofluoric and nitric acids. The acids and the propanol were accidentally mixed, resulting in an exothermic reaction. Employee #1 suffered chemical burns on her the face, neck, and arms. Employee #3 suffered chemical burns on his arms while helping Employee #1 into the emergency shower and eye- and face wash facility. Approximately 2 hours later, Employee #2 poured the same waste acid/propanol mixture into a 5-gallon waste container, again producing an exothermic reaction. He suffered chemical burns on his face, neck, and arm.
Keywords: shoulder, caustic, hydrofluoric acid, work rules, chemical reaction, chemical burn, nitric acid, arm, face, chemical
Employee # Inspection Age Sex Degree Nature Occupation
1 111761938 Hospitalized injury Burn(Chemical) Engineering technicians, n.e.c.
2 111761938 Hospitalized injury Burn(Chemical) Chemical engineers
3 111761938 Hospitalized injury Burn(Chemical) Engineering technicians, n.e.c.

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