copper is mainly used.
Copper, Lead
Mainly copper.
mainly used in industrial chemicals
When copper was fiirst discovered it was used to make pots and pans for cooking. Now copper is no longer used to make pans/pots as there are more efficient materials and copper is now mainly used to make wires.
Mainly copper but also sharp rocks were used as knifes
a copper isotope is mainly used in medical labs for research and also used in the nuclear industry to keep reactors stable.
Copper and Nickel is the metal alloy mainly used in coinage.
Mainly copper but sometimes alfoil. Joking but copper is the way to go as it is strong and sturdy.
mainly copper, or some other type of conductive material. Copper seems to be one of the cheapest and more conductive materials used.
Copper is mainly used as piping and electrical wiring. It may also be used for roofing, gutters, etc. It is very expensive, but very resistant to corrosion, and will last a VERY long time.
All kinds of other things use copper as well. But it's used for wire because of its high conductivity, the highest of all metals except silver.