# Open wounds, unspecified at Tetra Technologies, Inc.
> OSHA SIR `2023076574` · 7/22/2023 · BRIDGEVILLE, PENNSYLVANIA
## Severity
- **1 hospitalization**
- **Body part:** Thigh(s)
- **Nature of injury:** Open wounds, unspecified
## Cause
- **Event:** Struck by dislodged flying object, particle
- **Source:** Metal chips, particles
## Employer
- **Name:** Tetra Technologies, Inc.
- **Location:** 350 Presto-Sygan Rd, BRIDGEVILLE, PENNSYLVANIA, 15017
- **NAICS:** 213112
- **Jurisdiction:** 1
## Narrative

On July 22, 2023, an employee was swinging a 5-ton hammer on a hammer union. The employee then noticed a piece of metal was lodged in his upper left thigh and required hospitalization.

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*Source: [OSHA Severe Injury Reports](https://www.osha.gov/severe-injury-reports) · MORVS · CC0 1.0*