# HANDLING OF MATERIALS
> MSHA accident `220092730024` · 09/28/2009 · Alcoa World Alumina LLC
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Absorption of radiations, caustics, toxic and noxious substances
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Handling supplies or material
- **Injury source:** ACIDS,ALKALI,WET CEMENT
- **Nature of injury:** BURN,CHEMICL-FUME,COMPOUN
- **Body part:** EYE(S) OPTIC NERVE/VISON
- **Days lost:** 10
- **Mine experience:** 3.12 years
## Operator
- **Controller:** Alcoa Inc
- **Operator:** Alcoa World Alumina LLC
- **Mine:** [4100320](https://api.ai-analytics.org/mine/4100320)
## Narrative

Putting #10 thickener back into service. As they were actuating the valve both employees were looking down into the overflow box to watch the valve to determine if it was opening. On the 5th try the valve burst opened and  liquor sprayed upward and directly into the face of injury.

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