Atmospheric Vapor Saturation 101.4... rain in the crawl space

condensation    -    evaporation    -    thermal mass    -    dew point

'vapor saturation '- def. noun -  the most water possible in the air under existing pressures & temperatures

'capillary action'  - def. verb - waters ability to move through porous material via adhesion & cohesion, ex. water soaking upwards on paper