A small piece of bronze history
Bronze is an alloy of copper and tin, for casting bronze sculptures the ideal proportion is 90% copper and 10% tin.
Bronze has been used for a long time, far before the Roman period, about 3000 B.C. they already used it to make sculptures, statues, wapens, coins, juwelry like bronze bracelets, and the Romans even used it to make medical tools.
Roman bronze coin
Ever since the 8th century, bronze was more often uses by artists for making bronze sculptures.