Category Archives: Coal and CSG Mining
1. A longwall shearer (the machine that loosens the coal from the seam in longwall mining projects) has a face of at least:
a) 20 metres
b) 100 metres
c) 300 metres
2. In 2007, how many short tons of coal were mined in Australia?
a) 428 million
b) 634 million
c) 768 million
3. How much of Australia’s electricity production is generated using coal?
4. What percentage of Australia’s coal is exported?
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