Why you should never mix alkali metals with water

This video clip (from the Sky One TV show Brainiac: Science Abuse, featuring the ever wonderful Richard Hammond and the splendidly clever and down-to-earth Jon Tickle) is what the internet is all about: it’s educational, informative and fun. Oh and it also shows common household objects being (safely) blown up, which is always a bonus.

(Spotted on Digg.com today.)