How Do They Do It?
Spacesuit; Diesel Engines; Neon Signs (4x4)
Season finale
Air date: Apr 04, 2007
How a spacesuit keeps an astronaut alive, the diesel engines that power the world's biggest ships, and the manufacturing processes behind the famous neon signs which cover Las Vegas
- Premiered: May 2006
- Episodes: 324
- Followers: 27
- Ended
- Discovery
- Thursday at 22
