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Next Year’s 3-D Printers Promise Big Things — Really Big Things

Rexy Tseng

2012 has been a big year for 3-D printing, but the industry has quietly been growing for decades. And the innovations are impressive — for every new plywood-clad 3-D printer kit that makes the rounds on the internet, engineers are developing ways to print titanium parts for jet engines that will change the aerospace industry.

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