Potassium is an "evil" element, but it's crucial to life. In this video see some violent explosions and the gentle creation of a potassium mirror. More chemistry at www.periodicvideos.com Follow us on Facebook at www.facebook.com And on Twitter at twitter.com Periodic Videos films are by video journalist Brady Haran
Sunday, October 30, 2011
Potassium - Periodic Table of Videos
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