Compilation 2018 - Three Amazing homemade tricks with balloons.
In the first experiment I've used the liquid nitrogen. Liquid nitrogen has a temperature of -196 degree Celsius. When cooled by liquid nitrogen, the balloon shrinks and it sinks down in the bucket. The balloon stays large because the elasticity is frozen out of it. Once the balloons start warming up you see the air expanding again and the elasticity returning.
By: Home Science
