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wanisili
@abstract
Researchers at ETH Zurich have developed a method for extracting gold of over 90% purity from discarded computer mainboards using old milk (see my reply). This method is significantly more environmentally friendly than current techniques, which rely on activated carbon adsorption.
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wanisili
@abstract
https://greekreporter.com/2024/02/09/how-extract-gold-from-e-waste-old-milk/
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