Your smartphone may contain up to 14 tiny magnets vital to the function of your phone’s speaker, camera autofocus and microphone, for instance. Here’s rare access to a magnet factory in Dongguan, China, where some of the world’s strongest magnets are made. 00:00 Magnets in a smartphone 00:00 Raw materials of magnets 00:00 Magnetisation process Watch Power Scramble, a 3-parter about the power struggle over critical metals that are essential for high-tech applications and carbon-free future: Part 1: Part 2: Part 3: WATCH MORE: The Malaysian Town Still Haunted By Radioactive Pollution 30 Years After Rare Earths Refinery Shut Is A New US-China Trade War Brewing - Over Batteries? Inside The Gem Trade: Emeralds Of Col
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