Izinsiza zokulungiselela, ukugcinwa, ukuthutha kanye nomthamo wamagesi ezobuchwepheshe adingekayo ekukhiqizeni isiphuzo: umoya wokucindezela, i-carbondioxide, umoya-mpilo wezokwelapha, i-nitrogen njll.
Izinsiza zokulungiselela, ukugcinwa, ukuthutha kanye nomthamo wamagesi ezobuchwepheshe adingekayo ekukhiqizeni isiphuzo: umoya wokucindezela, i-carbondioxide, umoya-mpilo wezokwelapha, i-nitrogen njll.