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In opencut mining, rock covering the coal seam (the overburden) is blasted and removed by large draglines and/or electric or hydraulic shovels and trucks.
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Coal is so much more than just something Santa leaves for naughty kids. Coal has been around for hundreds of thousands of years. Today, we use about billion tons ...
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Descend the mine shaft, take a ride on the rails and learn the technology of coal mining.
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H ow we get coal Mining the Coal . Coal miners use giant machines to remove coal from the ground. They use two methods: surface or underground mining.
Coal mining is the process of extracting coal from the ground. Coal is valued for its energy content, and, since the 1880s, has been widely used to generate electricity.
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