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Inside the world's largest 3D printing factory

27 November 2013 Last updated at 08:27 GMT

3D printing has often been described as the "future of manufacturing", but at the world's largest 3D printing factory, 100 machines are already being used to produce items for aerospace, medical and military purposes.

BBC Click's Jen Copestake travelled to Eden Prairie, Minnesota to find out more.

Watch more clips on the Click website. If you are in the UK, you can watch the whole programme on BBC iPlayer.

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