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.
they don't need fresh air
from either the hallway or the stairs.
From either the hallway or the stairs -Apex :)
air that is not fresh contains chemicals which are harmful to your lungs and other organs.
From either the hallway or the stairs
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
From either the hallway or the stairs
children need recess because we need fresh air
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"