3D Printing Comes to Race Cars | World’s Strangest

What if there was a machine where you could make anything you want, exactly how you want it? That’s the thinking behind 3D printers, and race car designers are hoping to use the technology to create even faster cars. | For more World’s Strangest, visit http://www.sciencechannel.com/tv-shows/worlds-strangest/#mkcpgn=ytsci1

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