Demonstrates how electricity can be produced from magnets through various experiments. It explains that electric currents can create magnetic effects, forming electromagnets that only work while ...
LONDON/BEIJING, May 1 - China's copper producers are planning to export up to 100,000 metric tons of metal, the largest volume in 12 years, aiming to cool a rally that has propelled prices towards ...
A copper powerhouse in Tongling, city in East China's Anhui province, is transforming its copper industry through innovation.
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