More viewer questions answered by The Prof... See more here: https://bit.ly/ProfQandA More links and info in full description ↓↓↓ Some clips you saw in this video were (in order of appearance)... Ammonia Fountain: https://youtu.be/NO7V6TMQuBs Hot Charcoal in LOX: https://youtu.be/y7uCBWkrAXo Touch Powder: https://youtu.be/JME_He6PH4M Hydrogen Explosions: https://youtu.be/z7-8gxAXXbU Burning Ping Pong Balls: https://youtu.be/yTN-5nfvTJ0 Accidental Reaction: https://youtu.be/OLUyeCC-2Ko The New Yellow: https://youtu.be/DQYoWAKJTFc The Professor in France and Russia meeting fans: https://youtu.be/sK7i1c0QGsU Debbie with Boron: https://youtu.be/qtec10a94eg Support us on Patreon: https://www.patreon.com/periodicvideos 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 Periodic Videos films are by video journalist Brady Haran: http://www.bradyharan.com/ Brady's Blog: http://www.bradyharanblog.com Join Brady's mailing list for updates and extra stuff --- http://eepurl.com/YdjL9