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 These Colorful Liquid Droplets Chase Each Other Like Living Organisms Tire Ski Jumping from Japan World’s Longest Home Run (The “Mad Batter” Machine) Breaking a Vacuum Chamber Under Water How To Calm Waves On A Lake With A Spoonful Of Olive OIl Spinning Something in a Vacuum Chamber Will Spin Longer