pennys
copper is mainly used.
Copper, Lead
Mainly copper.
Mainly copper but also sharp rocks were used as knifes
In Nunavut, copper is used mainly for electrical wiring and construction purposes. It is also used in plumbing systems and telecommunications infrastructure. Additionally, copper is used in traditional Inuit art and jewelry making.
Mainly copper but sometimes alfoil. Joking but copper is the way to go as it is strong and sturdy.
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.
Copper isotopes are variations of copper atoms with different numbers of neutrons in the nucleus. The most common isotopes of copper are copper-63 and copper-65. Isotope analysis can be used in various fields such as geology, archaeology, and medical research to trace the origin and behavior of copper-containing materials.
Copper foil is mainly used for stained glass work. It is often seen in churches, windows and other kind of glasses which are decorated beautified with many different colored copper foils. It has become very popular in the US.
Coins and wiring mainly
Mainly copper. :)
Mainly copper. :)