If you open almost any modern gadget you'll almost definitely strike a tiny bit of gold. Thanks to the precious metal's high conductivity and resistance to corrosion it's used on printed circuit board ...
There's treasure in trash — literally. Discarded computers, circuit boards, and other electronic waste contain valuable metals like gold. Now, breakthrough research could make extracting gold easier ...
While the demonstration boosted demand for used SIM cards and gold-refining kits online, Qiao warned that the process is ...
The Chosun Ilbo on MSN
Viral video shows gold extraction from discarded SIM cards
A video of a Chinese man extracting gold worth approximately 42 million Korean won from discarded mobile phone SIM cards has gone viral online. According to a report by the South China Morning Post, ...
A man in southern China has drawn attention after demonstrating how he extracted 191.73 grams of gold worth over 210,000 yuan (US$30,222) from discarded SIM cards and other electronic waste.
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