Assertion: ozone's concentration | /r/HasProperty | quoted in terms of dry air
Facets:
value: typically
type: TEMPORAL
Source sentences:
text: The concentration of water vapor (a greenhouse gas) varies significantly from around 10 ppm by volume in the coldest portions of the atmosphere to as much as 5% by volume in hot, humid air masses, and concentrations of other atmospheric gases are typically quoted in terms of dry air (without water vapor).