How It's Made
Belts, 3D Metal Printers
Season 26 Episode 21 of 26
More everyday items go under the microscope, revealing their production. How are objects such as detectable warning panels and model Stirling engines made
How It's Made airs on Discovery Channel HD at 6:30 AM, Wednesday 3 July. (Subtitles.)
Learn more about How It's Made and other education/science/factual topics on our factual page
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