| 摘要 |
PURPOSE: A method for detoxifying native copper collected from a mine is provided to remaining toxin. CONSTITUTION: A method for detoxifying native copper comprises: a step of collecting native copper and isolating from other rocks(S110); a step of heating the native copper in a cast iron oven(S220); a step of dipping the native copper in acetic acid(S230); a step of performing primary milling of the native copper and powderizing(S250); a step of wrapping the native copper with Hanji(Korean traditional paper) and storing for 20-40 days; a step of performing secondary milling of the native copper and drying to form final dry powder(S260); and a step of capsulating the final dry powder(S270).
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