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Publikováno v:
Chest. 119:1691-1695
COPD is thought to be more prevalent among men than women, a finding usually attributed to higher smoking rates and more frequent occupational exposures of significance for men. However, smoking prevalence has increased among women and there is evide
Autor:
David J. Pye
Publikováno v:
Journal - American Water Works Association. 39:1121-1127
Autor:
David J Pye
Publikováno v:
Journal of Petroleum Technology. 16:911-916
Abstract Certain high molecular weight synthetic polymers in very dilute solutions decrease water mobility in porous media 5 to 20 times more than would be expected from the solution viscosity. This indicates that increasing water viscosity to reduce