(1) I went to a bad state school in a coal mining town in Australia.

(2) Coal bed methane is a type of natural gas found in underground coal seams.

(3) The breathing of coal and rock dust causes black lung, the common name given to the lung diseases pneumoconiosis and silicosis.

(4) New owners exploited coal reserves more actively and sought markets within and beyond their localities.

(5) Nine coal miners have been rescued following more than three days trapped underground.

(6) Every now and then the two firemen would shovel coal in to the boilers.

(7) Wind energy simply cannot employ as many people as the coal industry currently does.

(8) Bituminous coal is found in seams of varying thicknesses.

(9) Notice that the lower coal seam has vertical trees jutting out of it.

(10) And then there is the mystery of coal prices going up in global markets.

(11) A monument to mark Ingleton's coal mining heritage was officially unveiled this week.

(12) It was shown in 1960 at Lambton shop track, with contractor's employee about to coal her up.

(13) Two bags of coal

(14) This increase was in line with a growing demand for coal, especially as coal was used for fuel for steam vessels.

(15) A coal fire

(16) Surface mining began in the United States in the late eighteenth century, when farmers and others dug coal from exposed coal seams on hillsides and stream banks.

(17) The plant burns lignite coal from the Maritsa Iztok mining complex and produces a large amount of sulphur dioxide.

(18) Burning brown coal , using new technologies, is effective and environmentally acceptable.

(19) How many people burn coal on open fires?

(20) I would often dream of steering that train or even shovelling coal into its boilers.