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Investment share option future trade ETF commodities stock online market Chart Realtime: Coal – Black Gold
Coal is a brownish to black sedimentary rock, which owes its origin by carbonization of plant debris. It is a solid element, which consists mainly of carbon and present has many different uses. Thus, for example brown coal in the 18th Century used as a pigment. In the following century it was considered a commodity for the manufacture of town gas, additionally created during this process the by-product coke. In [read more]