TREASURES OF THE EARTH — METALS

What gives metals their astounding characteristics? From the perfect ring of a bronze bell to the awe-striking steel construction of Beijing’s “Bird’s Nest” stadium, how have humans perfected metalworking? And how have metals enabled our modern hi-tech world? (PBS/NOVA- 2016. Writer/Producer/Director: Terri Randall. Editor: Jedd Ehrmann.

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