What substance do you exhale whlie breathing?

exhale breathing or:exhale breathingor:carbon monoxcidor:The composition of exhaled air is very different from the composition of inhaled air. Inhaled

exhale breathing

or:exhale breathing

or:carbon monoxcid

or:The composition of exhaled air is very different from the composition of inhaled air. Inhaled air has the same composition as normal air, it contains:78% nitrogen21% oxygen1% inert gas such as argon0.04% carbon dioxidelittle water vapourExhaled air contains less oxygen and more carbon dioxide, it is also saturated with water vapour. Exhaled air contains:78% nitrogen17% oxygen1% inert gas such as argon4% carbon dioxidesaturated with water vapour

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