How Do They Do It? - Season 14 Episode 6: Crash Testing, Delftware, Umbrellas
2017-01-20
- Documentary
How do they blend science and destruction at crash test centres? And how do they piece together the complex mechanism of a pocket sized umbrella?.
2017-01-20
How do they blend science and destruction at crash test centres? And how do they piece together the complex mechanism of a pocket sized umbrella?.
