Above all, with CO2, the balance is not always the same, since there are many living beings that carry out photosynthesis and use this gas to survive.
Ngaphezu kwakho konke, nge-CO2, ibhalansi ayifani ngaso sonke isikhathi, ngoba kunezinto eziningi eziphilayo ezenza i-photosynthesis futhi ezisebenzisa le gesi ukuze ziphile.