air, n.Trivia

Air has weight.

At room temperature, the average air molecule travels at the speed of a rifle bullet.

There’s a liquid, that even if you’re submersed in it, allows you to breath normally and safely. It's being researched for applications in diving.

Skin is always floating around in the air at surprising density. 15% of what you breathe in during a train ride is most likely the dead skin cells of the passengers, you included.

Super glue dries because of moisture, not air.

Sound is able to travel quicker in water than in air