The Disappearing Spoon, The Rooster and the Bearded Russian
This video showed up in inbox and being as I was in receptive state, I watched it. I liked hearing about the history of the periodic table.
 Gallium vs. Titalium - Abus Padlock Meets a Gruesome End
Then this video pops up. I've seen other lock picking videos before, possibly even by this same lock-picking lawyer, but they've never involved chemistry. Gallium is a very strange metal.
Gallium Vs Glass
So what else does YouTube have about Gallium? A whole bunch of stuff, but I thought this one was worth including.
I've heard about these properties of Gallium, but watching the videos makes these strange properties much more real.
Gallium spoons are sold out on Amazon, but they do have a do-it-yourself kit.