Question

మొట్ట మొదటి సారిగా బొగ్గు ఎక్కడ ఏసంవత్స
బయటపడింది.
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Answer 1

Answer:

China

Archeological evidence in China indicates surface mining of coal and household usage after approximately 3490 BC. The earliest reference to the use of coal in metalworking is found in the geological treatise On stones (Lap. 16) by the Greek scientist Theophrastus (c. 371–287 BC):

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