Freezing bubbles

The summit of Mount Washington claims to have some of the worst weather in the world. As this video shows, bubbles freeze when you blow them in air that’s at a temperature of about -300C.

http://www.youtube.com/watch?v=ddST_7n9peg&feature=player_embedded#at=147

You can learn more about the Mount Washington Observatory here http://www.mountwashington.org/

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