Currently have a laptop in a college class is the most normal of the world, but there are dinosaurs professors who apparently did not realize this and believe it is more than a distraction (as always, is the way you use, not the means to blame). Like it or not like it, students must follow the orders of the dinosaurs teachers and this, to make them understand it and be absolutely no doubt, did a little experiment.
The professor of physics at the University of Oklahoma, called Kieran Mullen , decided to hold a laptop that no longer worked, and put in a container which also poured .
liquid nitrogen
This is just liquid nitrogen and will not harm ordeandor. But this I will.
¡¿ Became clear or should I try an experiment with their computers ?!

Why don't you make one?