How It's Made

6:00 PM to 6:30 PM
Thursday 19 September
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Railway Bridge Ties/Membrane Filters/Bi-Planes

Season 22 Episode 4 of 26

More everyday items are put under the microscope as the series reveals how membrane filters, bridge ties, and bi-planes are made

How It's Made airs on Discovery Science at 6:00 PM, Thursday 19 September. (Subtitles.)
Topics
Education ➝ Science ➝ Factual Topics
Technology