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Coal Mining: The Dangerous Job on EARTH - DOCFILMS

Coal Mining: The Dangerous Job on EARTH - DOCFILMS

The objective of coal mining is to obtain coal from the ground. Coal is valued for its power material, and, given that the 1880s, has actually been extensively made use of to produce electricity. Steel and also cement industries utilize coal as a gas for removal of iron from iron ore and for cement manufacturing. In the United States, United Kingdom, as well as South Africa, a coal mine and also its structures are a colliery. In Australia, "colliery" normally refers to an underground coal mine.

Coal mining has had several developments over the recent years, from the very early days of males tunneling, excavating and by hand extracting the coal on carts to huge open cut and long wall surface mines. Mining at this scale needs the use of draglines, vehicles, conveyors, jacks and shearers.

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