Coal does not get refined. Oil gets refined, but coal gets used as it is when it comes out of the coal mine. There is a process called coal gassification by which natural gas can be made from coal, but that is not really a form of refining, and in any event, most coal is simply burned, it is not gassified.
i dont know check for me
2.5 million
It coast aroud 50-70 dollars!
No. coal is coal and diamond is diamond. They are both formed from carbon, but diamond is much harder than coal.
22.9%
That very much depends on the cost of the coal. Question has no answer
i dont know check for me
the average bag of coal cost about $10.99 in the year of 2011
Coal cost about $o.o54 cents per kwh
Oila nd coal are very expensive. They cost very large.
1.50
i never knew there was coal in the civil war
it costs 2.00
2.5 million
i have NO freak idea =O
Depending on the size of the lump, a penny to a few pennies.
Too many variables to answer- type of coal? Pickup or delivered? Where? Prices may range from $30-$65 per ton.