Researchers in China have introduced a room-temperature process that extracts over 98% of gold from discarded electronics, including old phones, in less than 20 minutes, at a cost of about US$1,455 ...
Interesting Engineering on MSN
Chinese scientists recover 98% of gold from old phones in 20 minutes at low cost
Chinese researchers have discovered a fast, low-cost and environmentally cleaner method for extracting gold ...
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