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maagist saadud toormetalli mitmesuguste meetoditega täiendav puhastamine (vt rafineeritud metall), operations performed after crude metals have been extracted fromt heir ores, to obtain them at a high purity (see: refined metal)
metalli rafineerimine . Materjalitehnika terminibaas. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//mtr/metalli%20rafineerimine/1/est (24.07.2026)
