How Do They Do It?
Parmesan Cheese/Airport Runways/Reclining Chairs
Season 11 Episode 1 of 20
A look at how to make Parmesan cheese, and the key to keeping the runways operating at the world's busiest airports. Plus, manufacturing reclining chairs
How Do They Do It? airs on Discovery History +1 at 11:30 PM, Tuesday 23 June. (Subtitles.)
Topics
Education ➝ Science ➝ Factual Topics
General