Which organ Uses CO2 ??
Ans:- CO2 is not used by the body, it is a metabolic waste product of respiration. When we breathe, we take in oxygen ( CO2 and other gasses). The oxygen is carried from the lungs into the bloodstream and used by all the different types of cells in the body. CO2 is one of the waste products of the functioning of our cells. It is carried in the blood back to the lungs, and carried out when we exhale.