Bang Goes the Theory
Helium Shortage, Radiation and Airport Security (5x7)
Ausstrahlung: Sep 26, 2011
Dallas investigates a potential global helium shortage, Dr Yan tests shoppers on how much they know about radiation, and Liz tries out the new airport security technology that can see beneath your clothes.
- Premiere: Jul 2009
- Episoden: 64
- Anhänger: 30
- Geendet
- BBC One
- Montag um 19