# IGNITION OR EXPLOSION OF GAS OR DUST
> MSHA accident `220072820031` · 10/01/2007 · Evergreen Energy Inc
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** IGNITION OR EXPLOSION OF GAS OR DUST
- **Accident type:** NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Inspect equipment or mine
- **Injury source:** NOISE,NEC
- **Nature of injury:** HEARING LOSS OR IMPAIRMNT
- **Body part:** EAR(S) INTERNAL & HEARING
- **Days lost:** 0
- **Mine experience:** 0.58 years
## Operator
- **Controller:** Evergreen Energy Inc
- **Operator:** Evergreen Energy Inc
- **Mine:** [4801248](https://api.ai-analytics.org/mine/4801248)
## Narrative

Plant was down for repairs; a coal test was performed dropping raw coal into the plant processor. All valves were open when air draft blew coal dust through the process igniting causing super heated air to exit the 504B and the RC601. Employee was standing with two other employees when we had an ingnition. Employee could not hear in left ear.

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*