Uploaded by TEDtalksDirector on 23 Jan 2012
http://www.ted.com 2012 may be the year of 3D printing, when this three-decade-old technology finally becomes accessible and even commonplace. Lisa Harouni gives a useful introduction to this fascinating way of making things -- including intricate objects once impossible to create.
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Who Told a US President to Nuclear Bomb Women and Children? Watch Out!
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