http://www.youtube.com/watch?v=gYSGV6XVonU
Prof John Nicholson Inaugural Lecture: 'Long in the Tooth - The Physics of Tooth Decay'
Prof John Nicholson Inaugural Lecture
Inaugural lecture or Prof John Nicholson at St Mary's University College, Twickenham | Long in the Tooth - The Physics of Tooth Repair.