carbon dioxide is released into the air.
you first breath in and then you breath out
When you inhale, you breath in oxygen and your lungs get bigger.
then we could not breath.
it goes up and out
Bad breath
if you dont breath then you die
you die
it evaporates when you breath out (exhale)
we and the animals breath it.
both you can start with breathing out or by breathing in
you die.
we cannot breath