demography
(roofing) The live load due to the weight of snow on a structure, such as a roof; included in the design calculations.
The compass point halfway between west and west-northwest, specifically 281.25°, abbreviated as WbN.
The study of the characteristics of human populations, especially with regards to their makeup and fluctuations and the social causes behind these.
A hamlet in Hatherton parish, South Staffordshire district, Staffordshire, England (OS grid ref SJ9509).
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