Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
Escaping gases: Scientists explain that synovial fluid present in your joints acts as a lubricant. The fluid contains the gases oxygen, nitrogen, and carbon dioxide.
DGuy said:http://www.cogsci.princeton.edu/cgi-bin/webwn?stage=1&word=air
Pure nitrogen as opposed to air.