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 You Really Kick Out a Car Windshield? Mercury Bottle Flip The Artificial Gravity Lab High-Speed Footage of Levitating Water Drops Looks Like a Fireworks Show World’s Longest Home Run (The “Mad Batter” Machine) Defog your windows TWICE as fast using SCIENCE