Periodic Videos

Coolest Element - Viewer Questions (2011x28)

Air date: May 04, 2011

The Periodic Table of Videos team answer a viewer question: "Which element do you think is the coolest?" Answers include carbon, helium, boron, uranium, sulfur, platinum and caesium. More chemistry videos at http://www.periodicvideos.com/ We're on Facebook at http://www.facebook.com/periodicvideos And Twitter at http://twitter.com/#!/periodicvideos