India, Feb. 2 -- A man in China is making headlines for allegedly extracting gold from discarded SIM cards. He claimed that he removed 191 grams of gold so far. However, he was also warned of safety risks.

According to a report by South China Morning Post, the man, known as Qiao on social media, hails from Huizhou, Guangdong province. He specialises in refining precious scrap metal, and one of his gold-extraction videos has garnered over 5 million views on Chinese social media.

In the clip, Qiao is seen immersing SIM cards in chemical barrels and carrying out a series of reactions, including corrosion, displacement, and heating, to extract gold. After filtering and heating, he eventually recovers around 191 grams of gold worth nearly 20...