How Is Air Inhaled Air Different To Exhaled Air?

Answer:

It is because, once the air is inhaled, the lungs absorb the oxygen in the air and releases only the remaining stale air.

The air that goes in has a higher % of Oxygen and the air that comes out has a higher % of Carbon di oxide.

First answer by Anandvijayakumar. Last edit by Anandvijayakumar. Contributor trust: 782 [recommend contributor recommended]. Question popularity: 2 [recommend question].