The title pretty much says it.
More chemistry at http://www.periodicvideos.com/
Follow us on Facebook at http://www.facebook.com/periodicvideos
And on Twitter at http://twitter.com/periodicvideos
From the School of Chemistry at The University of Nottingham: http://bit.ly/NottChem
Film by James Hennessy and Brady Haran
A run-down of Brady’s channels: http://bit.ly/bradychannels