Liquid nitrogen is exactly what it says it is: a liquid version of nitrogen (N2). Nitrogen is a molecule that’s all around us. As a matter of fact, about 80% of the air surrounding us is made up of liquid nitrogen.
Liquid nitrogen is exactly what it says it is: a liquid version of nitrogen (N2). Nitrogen is a molecule that’s all around us. As a matter of fact, about 80% of the air surrounding us is made up of liquid nitrogen.