All about gallium, the metal that melts in your hand

In this nifty YouTube video, Dave Hax talks through the properties of gallium, the metal that liquefies at just 86ºF and is safe to play with. (Just don’t eat it!)

https://www.youtube.com/watch?v=4u6A40QTWVI

Hax has a whole collection of videos about gallium on his YouTube channel.

https://www.youtube.com/watch?v=yaPCUqq5lks

If you want to give it a try yourself, you buy 20 grams of gallium for less than $10 on Amazon.