FACTOID # 166: Most households in Europe and North America contain fewer than three people.
 
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Encyclopedia > Vapors

Vapors may be:

  • Vapors magazine
  • A pop band from England, see The Vapors
  • plural of vapor
  • also later known as 'hysteria', an archaic term for depression or anxiety usually ascribed only to women.
This is a disambiguation page — a navigational aid which lists other pages that might otherwise share the same title. If an article link referred you here, you might want to go back and fix it to point directly to the intended page.

  Results from FactBites:
 
ARL Frequently Asked Questions (1761 words)
It is, therefore, the ratio of the mass of water vapor in a sample to the total mass of the sample moist air, including both the dry air and the water vapor.
Absolute humidity is the water vapor density, defined as the ratio of the mass of water vapor to the volume of associated moist air and generally expressed in grams per cubic meter.
Transpiration of water vapor through leaf stomata depends on the gradient of moisture between the leaf interior (which is saturated) and the overlying air, as well as the availability of moisture in the soil.
Best practices: Vapor retarders and air infiltration barriers - Oldhouseweb.com (2958 words)
Effective vapor retarders must have a water vapor permeability not exceeding 1.0 grains per hour per square foot per inch of mercury vapor pressure difference (referred to as 1.0 perms), and must be installed in such a manner as to prevent air leaks at joints and laps.
The primary purpose for installing a vapor retarder in residential rehabilitation is to minimize moisture vapor migration into a wall or roof assemly where it has the potential to deposit condensate when the dew point is reached.
Vapor retarder primers are the simplest application in situations where existing wallboard or plaster surfaces are not to be significantly disturbed.
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