air that is not fresh contains chemicals which are harmful to your lungs and other organs.
they don't need fresh air
they need fresh air to make colloraphyll, which is part of their process of living. if they do not have air, than they can not make natural sugar either.
fresh air
fresh air is so important because you need to breath fresh air not all this musty discusting air or your lungs will be all clogged up and you could get sick and die
children need recess because we need fresh air
Rooms with a gas fire place need fresh air because the gas and the fire put off too much carbon monoxide. The fresh air will keep you from getting carbon monoxide poisoning.
you need a fresh air and the sun and the water.
a valuable question is a question that has a valuable answer eg:"do bald people need fresh air ? non they need fresh hair"
Its breath of fresh air.
it keeps your lungs healthy and other air can be foul and full of chemicals that will harm your lungs
yes to breathe but not for the head!!!!
get some fresh air