When did How Do They Do It? Season 4 Episode 2 air?
How Do They Do It? Season 4 Episode 2 aired on April 11, 2007.


An insider's look at the engineering and scientific miracles behind the things that form the modern world.
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
Direct answers for episode-level questions and details.
How Do They Do It? Season 4 Episode 2 aired on April 11, 2007.
This episode runs for approximately 22 minutes.
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