How is nitrogen extracted from the air
![Membrane nitrogen generation](https://airseparationunit.com/wp-content/uploads/2024/03/膜分离制氮-1024x798.jpg)
There are three methods for separating nitrogen from the air: cryogenic distillation, pressure swing adsorption.
There are three methods for separating nitrogen from the air: cryogenic distillation, pressure swing adsorption.