[youtube]http://www.youtube.com/watch?v=VpgV53EWLI0&feature=player_embedded[/youtube]
Dry ice vs. soap
I’m sure we all still fondly remember sitting in our high school science classes, marvelling at how cool liquid nitrogen is. I mean, it freezes anything in seconds – what’s cooler than that? You’ll be surprised – in this week’s video selection we take a look at some of the even cooler things that you can do with liquid nitrogen!