2016-04-02
[public] 584K views, 10.9K likes, 110 dislikes audio only
I take some metallic (white) tin, cool it off, and it converted to the grey allotrope.
Arthur's video: https://www.youtube.com/watch?v=-IKOZGNHgjY
Nile Red's video: /youtube/video/r-YbQN_twpw
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