Metal 3D printing and six key shifts in the 'second industrial revolution' Posted by NatCrodo on Monday December 09, 2013 @12:27PM from the theguardian.com dept. http://www.theguardian.com/technology/2013/dec/09/metal-3d-printing-key-developments-second-industrial-revolution ( no comments | 2 points | on HN )
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