1. Add water to air by evaporation thus by bringing thus bringing it to saturation 2. Cool the air to its dew point temperature
From increased evaporation or from a drop in the temperature.
Clean air
To saturate the air with water vapor, you can lower the temperature to it's dew point, and leave out water to be evaporated.
by the nose and mouth
Boat or air plane
you breathing is out and in and that is the breathing is changes is
get two jobs anddo really well at it or become a star
extract air bubbles from water
the air and oceanic plants
Evaporation and Extreme Hot or Cold
THROUGH THE NOSE AND THROUGH THE MOUTH
Air and hydrogen gas can be pumped through