Why We Can’t Breathe Pure Oxygen for Too Long #Shorts #Facts #DidYouKnow #QuickFacts

Pure oxygen sounds healthy, right?
But if you breathe it for hours, it can actually damage your lungs, cause nausea, or even kill you.
Our body needs a perfect balance — 78% nitrogen, 21% oxygen.
Too much of a good thing… and even oxygen becomes deadly.

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Видео Why We Can’t Breathe Pure Oxygen for Too Long #Shorts #Facts #DidYouKnow #QuickFacts канала BrainShock Shorts