# Thermal burns  third degree or higher at TC Energy Corporation
> OSHA SIR `2024054406` · 5/20/2024 · LAURELVILLE, OHIO
## Severity
- **1 hospitalization**
- **Body part:** Multiple body parts  n.e.c.
- **Nature of injury:** Thermal burns  third degree or higher
## Cause
- **Event:** Flash fire
- **Source:** Methane  except sewer gas
- **Secondary source:** Other handtools  n.e.c.
## Employer
- **Name:** TC Energy Corporation
- **Location:** 27982 Tartlon Adelphia Road, LAURELVILLE, OHIO, 43135
- **NAICS:** 486210
- **Jurisdiction:** 1
## Narrative

An employee was installing a skillet on a pipeline. They retrieved a battery-operated grease gun and began injecting sealant grease back into the valve to slow/stop the release of natural gas product. On approximately the third  click  of the grease gun, the released product/vapor was ignited creating a flash fire event that lasted for approximately one minute. The employee sustained second- and third-degree burns to the upper body/extremities and head/face.

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