The second controlled chemical reaction – the answer is….

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So, the second week of the year draws to a close. You and your students have been pondering the answer to ‘what was the second controlled chemical reaction?’ all week ….

and the answer is …..

Extraction of Metals from ores (of course!)

Control of this reaction to us from the Neolithic age and led to the Bronze age, Iron age and ultimately the Industrial age.

The earliest recorded use of a reaction used to extract a metal (it was copper from copper carbonate) was in Mesopotamia around 3300 BC.

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