Aired Wednesday May 19, 6:00am - 6:20amon Quest

How Do They Do It?

Series 9 Episode 20: Skydiving Suits; Surstromming; Hemp-Crete

How do skydiving suits enable man to fly; how do they produce Surströmming, one of the world's smelliest foods; and how do they transform weeds into walls? 20/20(WS)

Documentary / Educational / Science
Original air date