A Liquid Nitrogen Freeze Ray Battles a Flame Thrower in a Florida Backyard
by Glen Tickle from Laughing Squid on (#1PCGA)

The Backyard Scientist constructed a homemade liquid nitrogen "freeze ray" that used the pressure of the nitrogen turning from a liquid to a gas to create a powerful cold spray. After playing with his creation and freezing some flowers, things escalated into a showdown between the freeze ray and a makeshift flamethrower.
More Related Laughing Squid Posts