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Process Of Strip Mining In Colonial America

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The oil industry had a vast new market for what had been for many years a useless by-product of the distilling process.As soon as the internal combustion engines created demand, refiners sought.

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    Coal production reached its low point in the early 1950s.Since then, coal production has steadily increased, reaching record highs again.Today coal supplies 22 percent of the nations energy needs.Its major use today is for electricity production.3.Mining, processing, and transporting coal.Coal mining.

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    Surface mining is when the ground is stripped away in open layers, and as each layer is exposed the material that it uncovers is mined and processed.Open pit mining, and strip mining are both types of surface mining techniques.Sub surface mining is when shafts and tunnels are dug to reach deposits and lodes that are buried beneath the ground.

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