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copper SOST (mining & minerals)

blister copper METALL

cathode copper METALL

copper alloy ELETTR

copper electrode ELETTR

copper foil METALL

copper foundry METALL

copper gauze

copper ingot METALL

copper joint METALL

Esempi monolingue (non verificati dalla Redazione di PONS)

inglese
However, it still has not turned out to be evident to me, how one can transmute gold from copper.
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He went to work in the copper mines at 14 to help support his family when his father became ill.
en.wikipedia.org
Another reason for using copper pour is to reduce the amount of etching fluid used during manufacturing.
en.wikipedia.org
For this reason, most waveguide interior surfaces are plated with copper, silver, or gold.
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Moreover, at the same time, copper prices started going down dramatically.
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The tribes argued the opening of the zinc and copper mine would harm the environment.
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The village was the site of six fulling mills and was a site for copper mining.
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The copper formed is deposited on the surface of the other metal.
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Wax, plaster, copper, or lead is used in the base to give the item strength, stability, and heft.
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It was later excavated in search of copper.
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