5 Live Science Podcast

How much should you chew?

Aug 2, 2012 · 49 min · 47.6 MB
0:00-49:35

Streams straight from the publisher. podnod never proxies or re-hosts episode audio.

Dr Karl and Dr Rhod discuss how much you should chew food, why some substances conduct electricity while others don't, and what's going to happen as the world's supply of Helium runs down.