| 1. | The coal is brown coal, which is used as a power fuel.
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| 2. | They inhabited through-drainage basins or swamps where brown coal deposits were formed.
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| 3. | Some briquettes are compressed and dried brown coal extruded into hard blocks.
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| 4. | A brown coal pit was in operation here in 1746 .
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| 5. | They all use lignite, or brown coal, as their power source.
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| 6. | Bogovina grew around the underground brown coal mine opened in 1903.
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| 7. | Brown coal burning produces a third of German carbon dioxide emissions.
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| 8. | Today, 75 percent still comes from polluting coal and brown coal.
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| 9. | The region is home to the world's largest known reserves of brown coal.
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| 10. | The deposits of coal in Sulukta mainly consist of lignite or brown coal.
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