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This breakthrough turns old tech into pure gold — No mercury, no cyanide, just light and salt

  • ScienceDaily faviconScienceDaily

    Jun 27, 2025, 2:02 am463 ptsHotTop
    photo of This breakthrough turns old tech into pure gold — No mercury, no cyanide, just light and salt imageAt Flinders University, scientists have cracked a cleaner and greener way to extract gold—not just from ore, but also from our mounting piles of e-waste. By using a compound normally found in pool disinfectants and a novel polymer that can be reused, the method avoids toxic chemicals like mercury and cyanide.…
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