86 years feeble man geting oxegen filter through river can marine budge to lungs and breed things worse?

He has Pneumonia
Answers:    No, the oxygen is put through the 'bubbler' to humidify it and make it easier to breathe, less imagined to cause dry nose/mouth, etc. The humidified air is breathed in, but the wet doesn't enter the nose or mouth.
Lori G said it perfect.


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