How green is nitrogen?

In an average human weighing 70 kg, the total mass of nitrogen is about 1.8 kg.

The sound you hear when you crack your knuckles is actually nitrogen gas bubbles popping.

Nitrogen makes up 78% of the Earths atmosphere but only 3% of Mars atmosphere.

Nitrogen is responsible for the orange-red, blue-green, blue-violet, and deep violet colours of the aurora.

At one atmospheric pressure, the boiling Point of Nitrogen is -195.8° and it freezes at -209.9°.

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