# Chemical burns and corrosions, unspecified at Metal Finishing Technologies, LLC.
> OSHA SIR `2018099474` · 9/13/2018 · BRISTOL, CONNECTICUT
## Severity
- **1 hospitalization**
- **Body part:** Knee(s)
- **Nature of injury:** Chemical burns and corrosions, unspecified
## Cause
- **Event:** Exposure through intact skin, eyes, or other exposed tissue
- **Source:** Sodium and potassium hydroxide, potassium carbonate
## Employer
- **Name:** Metal Finishing Technologies, LLC.
- **Location:** 60 Wooster Court, BRISTOL, CONNECTICUT, 06010
- **NAICS:** 332813
- **Jurisdiction:** 1
## Narrative

A maintenance employee was replacing a ball valve on a pump in a wastewater treatment system when she knelt in a puddle of 20% sodium hydroxide and sustained caustic burns on her right knee.

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