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Liquid Helium and Party Balloons - Periodic Table of Videos

The Professor shows us how liquid helium is recycled at his university - and comments on reports that party balloons are causing supply problems. Footage from Brady's Large Hadron Collider trip is being regularly posted at    • Large Hadron Collider - Sixty Symbols   (on our sister Sixty Symbols channel) More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at   / periodicvideos   And on Twitter at   / periodicvideos   From the School of Chemistry at The University of Nottingham: http://www.nottingham.ac.uk/chemistry... Periodic Videos films are by video journalist Brady Haran: http://www.bradyharan.com/