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Valley Coal Mine Producing Olive Oil

Valley Coal Mine Producing Olive Oil

Apr 01, 2019 These mines are some of the biggest in Canada. Together, they have the capacity to produce more than 21.7 million tons of metallurgical coal, an essential ingredient in producing steel from iron ore. To get at the coal, the company uses a technique called cross-valley fill, which in practice, looks a lot like mountaintop removal mining. Workers ...

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