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 A knife Blade Heated by an Induction Coil Bathing in 500 lbs of Liquid Glass Putty 2nd Look at Cornstarch – Non-Newtonian Fluid Trying Out Battery Powered Welding 1947 – Bioastronautics Research These tire blowouts are so dangerous they have to be kept in a cage