How It's Made
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 Channel +1 at 12:00 PM, Saturday 21 September. (Subtitles.)
Topics
Education ➝ Science ➝ Factual Topics
Technology