SCIENCE! What is the Rarest Precious Metal?

Video Channel
Please help us to find bad videos. Broken or unappropriated video content?
Links to LEARN more:
Vsauce Tshirts:
music by:
Periodic Videos on YouTube:
Behind the scenes with me at the University of Nottingham:
Investigation of the most precious material:
Abundance of the elements:
Fpvracer.lt is not the owner of this text/video/image/photo content, the real source of content is Youtube.com and user declared in this page publication as Youtube.com user, if you have any question about video removal, what was shared by open community, please contact Youtube.com directly or report bad/not working video links directly to video owner on Youtube.com. Removed video from Youtube.com will also be removed from here.