Just be careful when pouring liquid nitrogen in a pool. The gasses it gives out can knock you out. See what happened when people tried that at a pool party a few years ago.
http://www.businessinsider.com/jgermeister-pool-party-in-mexico-turns-poisonous-2013-6
[–] BlowJobs69 ago
Nothing better to do?
[–] ComedicGoat 0 points 2 points 2 points (+2|-0) ago
Cool vortex at the end.