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Coal Wholesale buy in Karaganda
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Coal Wholesale

Coal Wholesale

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Kazakhstan, Karaganda
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Coal — the type of fossil fuel formed of parts of ancient plants underground without oxygen access. The international name of carbon comes from armor. carbu ("coal"). Coal was the first of the types of fossil fuel used by the person. He allowed to make industrial revolution which in turn promoted development of the coal industry, having provided it with more modern technology. On average, burning of one kilogram of this type of fuel leads 2,93 kg of CO2 to allocation and allows to receive 23-27 MDzh (6,4-7,5 kW · w) energy [1] or, at efficiency of 30% — 2,0 kW · h electricity. In 1960 coal gave about a half of world production of energy, by 1970 its share fell to one third. Use of coal increases during the periods of high prices of oil and other energy carriers.
Coal, like oil and gas, represents the organic substance which underwent slow decomposition under the influence of biological and geological processes. A basis of formation of coal — the vegetable remains.
Coal — the sedimentary breed on a chemical composition representing mix of high-molecular polycyclic aromatic connections with a high mass fraction of carbon, and also water and volatiles with small amounts of the mineral impurity, at combustion of coal forming ashes. Fossil coals differ from each other in a ratio of the components composing them that defines their warmth of combustion.
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