Compressed Gas vs. Compressed Air: Key Differences & Uses
Compressed Gas is any industrial or medical gas—nitrogen, CO₂, argon, etc.—stored under pressure. Compressed Air is just atmospheric air squeezed into a tank, mainly 78% nitrogen and 21% oxygen. People hear “compressed” and picture the same hissing hose. Mechanics say “air the tires” with shop air, while welders grab “gas” cylinders—same hiss, different stuff. The…