SciShow

Helium

2012 • E23    Feb 21, 2012    10m
Hank talks about everyone's favorite squeaky-voice gas and why it's important for more than party balloons.

Where to Watch SciShow - 2012 • E23

 

  •   
  •   
  •   
  •   
  •   
  •   
  •   

Take Plex everywhere

Watch free anytime, anywhere, on almost any device.
See the full list of supported devices