Interesting Engineering on MSN
Chinese scientists recover 98% of gold from old phones in 20 minutes at low cost
The novel technique, that can extract gold from discarded electronics in under 20 minutes at room temperature was developed ...
Greenland, the largest island on Earth, possesses some of the richest stores of natural resources anywhere in the world.
Rare earth elements are an easy-to-find, hard-to-refine resource critical for everything from magnets and electronics to ...
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