# Heat (thermal) burns, unspecified at Big Sky Steel and Salvage
> OSHA SIR `2017065119` · 6/5/2017 · BILLINGS, MONTANA
## Severity
- **1 hospitalization**
- **Body part:** Multiple body parts, n.e.c.
- **Nature of injury:** Heat (thermal) burns, unspecified
## Cause
- **Event:** Ignition of vapors, gases, or liquids
- **Source:** Lubricating greases, cutting oils
- **Secondary source:** Welding, cutting, and blow torches
## Employer
- **Name:** Big Sky Steel and Salvage
- **Location:** 1551 North Frontage Road, BILLINGS, MONTANA, 59101
- **NAICS:** 423510
- **Jurisdiction:** 1
## Narrative

An employee was using a torch to cut holes into a salvaged hydraulic cylinder when the residual hydraulic oil flashed back and burned the employee's left arm, left leg, right leg, and lower back.

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