Want this question answered?
The tiny hairs in our nose clean the dust particles in the air
Cilia .
They clean the air so that we can breathe fresh air.
hair and snot.
Ionic air purifiers help clean the air. They remove dirt, lint, and dust. They help the air be crisper and help you breathe easier.
Without clean air we couldn't breathe
mucus
It has small dense hairs lining it that trap small debris, thus filtering the air.
mostly the same as input, but less oxygen and more mucus
Clean air helps animals by supplying them with healthy, fresh oxygen to breathe. It's just like asking why we wash in clean water. It is obviously better than washing in the garbage truck. ;) Hope I answered your question correctly!
so that we can breathe and human and animals can have it get in there longs to help them breathe
if enough air is not getting to the lungs, if the person cannot breathe without help, or is having problems with mucus and other secretions getting into the windpipe because of difficulty swallowing.