Skip to main content

Gas Encyclopedia

The reference by Air Liquide for students, researchers, scientists

Both the dedicated website and app allow users to quickly access complete information on the physical and chemical properties of 64 gas molecules (oxygen, nitrogen, hydrogen, etc.) in their solid, liquid and gaseous states.

The encyclopedia also indicates the material compatibilities of various gases and describes their main industrial applications. The content is produced by Air Liquide experts.

A key resource for the scientific community, researchers, students and teachers, it is also designed for Air Liquide customers and general public.

The Gas Encyclopedia website and app offer numerous features: a molecular comparison tool for lab work, search filters, an equivalence converter and a 3D molecule viewer.

It is available in French and English, for free:

Download on the App Store

Download on Google Play

Download on Amazon