Liquid Nitrogen Bottle Rockets Liquid nitrogen floats on top of the warm water, expanding thus propelling the soda bottle upwards with extreme force. Facebook Prev Article Next Article Experiments Checkout these cool gadgets... Related Posts Can You Stand On Liquid Mercury? Liquid Nitrogen Under Vacuum Scientists Come a Step Closer to “Regrowing” Limbs Bathing in 500 lbs of Liquid Glass Putty Making Ice By Boiling Water – Wait…WhaT? These Colorful Liquid Droplets Chase Each Other Like Living Organisms