A pound of sodium metal in the river This is what happens when a pound of sodium hits water. Facebook Prev Article Next Article Experiments Checkout these cool gadgets... Related Posts Can Paper Cut Wood? Coke + Mentos Powered Car Travels 73 Meters Sand + Air = Liquid These tire blowouts are so dangerous they have to be kept in a cage The difference between Gas, Ethanol, E85, and Kerosene Mercury Bottle Flip