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

OSHA Accident Investigation · Summary #14387518

CHICAGO ETCHING CORPORATION

CHICAGO, IL—

Event
LEAK, INHALATION, CHLORINE, ETCHING OPERATION, GAS LEAK, TOXIC FUMES, OVEREXPOSURE, ACCIDENTAL DISCHARGE, MECH MALFUNCTION
NAICS
000000
Inspection type
Accident-driven
Activity number
#1330687
Employer profile
CHICAGO ETCHING CORPORATION
Summary number
14387518
Report ID
524200

Event description

Ten employees exposed to chlorine gas, four hospitalized

Investigation abstract

Employees #1 through #10 were exposed to chlorine gas when a chlorine leak occur red on an etching line that was used to etch printed circuit boards. Employees # 4 through #7 were hospitalized. The leak was caused by the malfunction of probes used to control the amount of chlorine released in the system.

Victims (10)

  1. #1 Non-hospitalized injury Age 35 M

    Nature of injury
    21
    Part of body
    28
    Event type
    8
    Source
    9
    Occupation code
    999
    Human factor
    4
    Environmental factor
    7
    Hazardous substance
    0640
    Task assigned
    1

  2. #10 Non-hospitalized injury Age 40 F

    Nature of injury
    21
    Part of body
    28
    Event type
    8
    Source
    9
    Occupation code
    999
    Human factor
    4
    Environmental factor
    7
    Hazardous substance
    0640
    Task assigned
    1

  3. #2 Non-hospitalized injury Age 50 M

    Nature of injury
    21
    Part of body
    28
    Event type
    8
    Source
    9
    Occupation code
    999
    Human factor
    4
    Environmental factor
    7
    Hazardous substance
    0640
    Task assigned
    1

  4. #3 Non-hospitalized injury Age 40 F

    Nature of injury
    21
    Part of body
    28
    Event type
    8
    Source
    9
    Occupation code
    999
    Human factor
    4
    Environmental factor
    7
    Hazardous substance
    0640
    Task assigned
    1

  5. #4 Hospitalized Age 40 F

    Nature of injury
    21
    Part of body
    28
    Event type
    8
    Source
    9
    Occupation code
    999
    Human factor
    4
    Environmental factor
    7
    Hazardous substance
    0640
    Task assigned
    1

  6. #5 Hospitalized Age 35 F

    Nature of injury
    21
    Part of body
    28
    Event type
    8
    Source
    9
    Occupation code
    999
    Human factor
    4
    Environmental factor
    7
    Hazardous substance
    0640
    Task assigned
    1

  7. #6 Hospitalized Age 40 F

    Nature of injury
    21
    Part of body
    28
    Event type
    8
    Source
    9
    Occupation code
    999
    Human factor
    4
    Environmental factor
    7
    Hazardous substance
    0640
    Task assigned
    1

  8. #7 Hospitalized Age 35 F

    Nature of injury
    21
    Part of body
    28
    Event type
    8
    Source
    9
    Occupation code
    999
    Human factor
    4
    Environmental factor
    7
    Hazardous substance
    0640
    Task assigned
    1

  9. #8 Non-hospitalized injury Age 40 M

    Nature of injury
    21
    Part of body
    28
    Event type
    8
    Source
    9
    Occupation code
    999
    Human factor
    4
    Environmental factor
    7
    Hazardous substance
    0640
    Task assigned
    1

  10. #9 Non-hospitalized injury Age 40 F

    Nature of injury
    21
    Part of body
    28
    Event type
    8
    Source
    9
    Occupation code
    999
    Human factor
    4
    Environmental factor
    7
    Hazardous substance
    0640
    Task assigned
    1

Codes shown verbatim from OSHA's accident-investigation database. A human-readable decoder is coming in a future release once the accident_lookup2 dictionary is loaded.

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