cyanide process
Alternative form of Sacagawea
A surname.
A method of extracting gold and silver from their ores with a solution of sodium cyanide / A process of case-hardening iron or steel by immersing it in molten cyanide and then quenching in water or oil
(zoology) Any annelid worm of the class Clitellata.
その鉱山会社は、低品位鉱石から金と銀を回収するために、シアン化ナトリウム溶液を用いた浸出法を採用した。
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