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popsci_2013 00015.txt

#'3-D Painting'Sprays Metal To Repair Or Rebuild Machines Video#GE is showing off a new machine that sprays high-velocity metal powders at broken machines repairing damage in a few minutes without having to weld replacement pieces. The technique which they're calling cold spraying or 3-D painting#(you know like printing) could also be used to make entirely new parts. Got a machine that's deteriorating from wear and tear? Then great maybe you could use this to keep it functioning longer.##Probably not as potentially revolutionary as regular ol'3-D printing but a neat trick nonetheless t

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