It is believed that copper was first mined and crafted by humans 11,000 years ago, and the specific characteristics of this metal ushered in a new age of technology and the transition from stone tools and weapons to metal ones. Four thousand years later it happened again but with iron which, even today, when mixed with carbon to form the alloy steel is the exoskeleton of industrial civilisation.

It is believed that
copper was first mined and crafted by humans 11,000 years ago, and the specific characteristics of this metal ushered in a new age of technology and
the transition from stone tools and weapons to metal ones. Four thousand years later it happened again but with iron which, even today, when mixed with
carbon to form the alloy steel is the exoskeleton of industrial civilisation.