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Colossal Machines

9:00 AM to 10:00 AM
Sunday 28 June
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Mammoth Manufacturing

Season 1 Episode 6 of 6

The world's largest 3D printer prints a full vehicle. A tunnel boring machine builds an underground highway. Engineers design a machine that creates single-piece metal parts

Colossal Machines airs on National Geographic Channel HD at 9:00 AM, Sunday 28 June. (Subtitles.)
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Documentary