Fact file metal
”Tl-Imetals that are used to make coins come From
mines. Pure metats (those not , mixed with other substances) are called noble metals and these include gold, silver, platinum and copper.
”Tl-Imetals that are used to make coins come From
mines. Pure metats (those not , mixed with other substances) are called noble metals and these include gold, silver, platinum and copper.