I came across this video some time ago and i thought it would be suitable to put it here.
Hot ice is crystallized sodium acetate trihydrate. It is not actually ice(water in solid state).
An explanation for the effect:
http://www.livestrong.com/article/251878-an-explanation-of-sodium-acetate-hot-ice/
Step By Step Instructions on how to make hot ice: Click Here.
Main Ingredient You will need: