Tańczące kut.... :D ....SY





Tańczące kut.... :D ....SY



View: 203
Average user rating 1
Length seconds: m s

Rating

Did you know?

Coal is the official state mineral of Kentucky.


discussions:

About: Tańczące kut.... :D ....SY


na żywo lepiej :D


Coal stock


Coal is extracted from the ground by coal mining, either underground by shaft mining, or at ground level by open pit mining extraction.

Languages:

Coal is primarily used as a solid fuel to produce electricity and heat through combustion. World coal consumption was about 7.25 billion tonnes in 2010 The price of coal increased from around $30.00 per short ton in 2000 to around $150.00 per short ton as of September 2008. In early 2015, it was trading near $56/ton.