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permeability |
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permeability [‚pər·mē·ə′bil·əd·ē] (electromagnetism) A factor, characteristic of a material, that is proportional to the magnetic induction produced in a material divided by the magnetic field strength; it is a tensor when these quantities are not parallel. Also known as magnetic permeability. (fluid mechanics) The ability of a membrane or other material to permit a substance to pass through it. Quantitatively, the amount of substance which passes through the material under given conditions. (geology) The capacity of a porous rock, soil, or sediment for transmitting a fluid without damage to the structure of the medium. Also known as conductivity; perviousness. (naval architecture) The percentage of a given space in a ship that can be occupied by water. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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U-Can Dynatex instrumentation sold by this company and featured in this one-page, four-color bulletin includes rheometers, Mooney viscometers, fatigue testers, flex-cracking testers, tire plunger testers, air permeability testers, aging ovens, constant temperature and humidity chambers, ozone test chambers, electronic densimeters, abrasion resistance testers, carbon black dispersion testers, electronic tensile testers, tire cutting machines and more. Stromectol joins with glutamatergic chloride ion channels, increasing the permeability of the cell membrane to chloride ions which kills parasites. has developed a breathable membrane for fresh produce bags that has a built-in temperature-activated "switch" that adjusts its permeability to oxygen and CO2 to compensate for the increased respiration rate of produce as it gets warmer. |
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