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Charcoal
Charcoal is what is left after the hydrocarbons have been burnt off in wood. It glows because it is very hot and still has contact with the air (oxygen).
Rights: 123RF Limited
Published:03 November 2009Size: 184.1 KBCharcoal is what is left after the hydrocarbons have been burnt off in wood. It glows because it is very hot and still has contact with the air (oxygen).
