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, ...
At 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 ...
Extracting gold from ore is a poisonous business. The most common method is cyanide leaching, where cyanide salts in solution are used to suck the gold out from its ore. You get gold, but you also get ...