KPIX CBS Evening News December 23, 2013 02:22:00
Printing, they hope to be producing parts for engine by next year. >> essential zero waste because all the material goes into making the part. >> right now engineer tess pratt & whitney plant at east hartford, connecticut, are using them for research and development. in the past new design could take months to create and test. that's no longer the case. >> an they're downloading these models whose machines and within hours making the part it is truly enabling, truly revolutionary. >> the process isn't yet perfect. a study by mit found problems with consistency. the products weren't always exac...