Is Water Vapor a Greenhouse Gas?
With much attention given to humans’ climate-warming carbon dioxide (CO2) emissions, you might be surprised to learn that CO2 is not the most prevalent greenhouse gas affecting the…
ASTM E96: Explaining Water Vapor Transmission Rate Testing
Acquiring an accurate measurement of water vapor permeability through porous materials, such as paper, plastic films, fiberboards, gypsum, plaster products, wood products, and plastics, is…
ASTM E96-22: Water Vapor Transmission Standard Test Methods
Determination of how water vapor passes through some porous materials is covered by ASTM E96-22: Standard Test Methods For Gravimetric Determination Of Water Vapor Transmission…