105,313Records 71,083Employers 85,290Hospitalizations 27,770Amputations 2015-01-01 2025-10-31
Safety Incidents OSHA Severe Injury Reports · 2015–2025

OSHA Accident Investigation · Summary #14293922

MEK,WORK RULES,FIRE,EXPLOSION,HEARING LOSS,CHEMICAL REACTION,STYRENE,CHEMICAL BURN,UNTRAINED

Event
MEK,WORK RULES,FIRE,EXPLOSION,HEARING LOSS,CHEMICAL REACTION,STYRENE,CHEMICAL BURN,UNTRAINED
Linked inspection
No inspection record linked to this accident's victims.
Summary number
14293922
Report ID
1054196

Event description

EMPLOYEE INJURED IN CHEMICAL EXPLOSION

Investigation abstract

A GROUP OF EMPLOYEES WERE CONSTRUCTING A FIBERGLASS BOAT IN THE CHOPPER GUN AREA O BE EMPLOYEE LACK OF TRAINING ON THE PHYSICAL HAZARDS OF CHEMICALS, AND LACK OF LABELLING OF THE MEK PEROXIDE, WHICH CONTAINED STYRENE. . THEY WERE WORKING WITH STYRENE MONOMER, METHYL ETHYL KETONE PEROXIDE, AND FIBE RGLASS. THEY WERE RUNNING LOW ON MEK PEROXIDE, SO THEY ADDED THREE PARTIALLY FUL L CONTAINERS OF WHAT THEY BELIEVED TO BE MEK PEROXIDE TO THE RESERVOIR. AS EMPLO YEE #1 RESUMED OPERATION OF THE CHOPPER GUN THERE WAS A SUDDEN EXPLOSION AND FIR E. LUCKILY, THE MAIN FORCE OF THE EXPLOSION BLEW AWAY FROM THE EMPLOYEES. THE EM PLOYEE WAS TREATED FOR MINOR CHEMICAL BURNS AND EXPERIENCED A TEMPORARY THRESHOL D SHIFT IN HEARING. LAB ANALYSIS REVEALED THAT THERE WAS A SIGNIFICANT AMOUNT OF STYRENE IN ONE OF THE MEK PEROXIDE CONTAINERS. CAUSAL FACTORS WERE DETERMINED T

Victim

  1. #1 Non-hospitalized injury Age 20 M

    Nature of injury
    4
    Part of body
    20
    Event type
    14
    Source
    9
    Occupation code
    787
    Human factor
    14
    Environmental factor
    9
    Hazardous substance
    2280
    Task assigned
    1

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