Liquid Nitrogen tests

I have made some test with liquid nitrogen (-196 °C).

Superconductor

Here it is a magnet that it flying over a superconductor which is placed in liquid nitrogen.

Superconductor

Video of superconductor

Bomb

Here some liquid nitrogen has be filled into a normal drinking bottle and the lit has been closed tight. Then it is just to wait for the result...

Nitrogen bomb

Video of bomb