Oxygen

Oxygen was a gas that humans and many other species breathed.The High Republic: Convergence However, some species did not breathe oxygen, such as the Kel Dors,Star Wars: Aliens of the Galaxy the Gand,Ultimate Star Wars and the Morseerians.Star Wars: Absolutely Everything You Need to Know Planets with oxygen-rich atmospheres were referred to as "Type I atmospheres."Poe Dameron: Flight Log
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Category:Elements
Category:Gases