The elimination of volatile substances from the lungs.
D000777:Anesthetics / Q000378:metabolism; D006801:Humans; D008168:Lung / Q000098:blood supply / Q000378:metabolism*; D008954:Models, Biological; D012995:Solubility; D014692:Ventilation-Perfusion Ratio; D014835:Volatilization
D000777:Anesthetics