Peanut Shells Snag Copper Ions

Engineers at Mersin University in Turkey have discovered that peanut husks can remove copper ions from wastewater, providing a promising and inexpensive clean up material. The team also tested other possible materials, including pine sawdust, at different temperatures, acidity, flow rate, and initial concentration of dissolved copper. The peanut husks were the most effective, removing 95% of the copper ions.

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