- porosities
- po·ros·i·ty || pÉ”'rÉ‘sÉ™tɪ /pÉ”Ë'rÉ’- n. porousness, state of having many tiny holes
English contemporary dictionary. 2014.
porosities
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Porosity — or void fraction is a measure of the void (i.e., empty ) spaces in a material, and is a fraction of the volume of voids over the total volume, between 0–1, or as a percentage between 0–100%. The term is used in multiple fields including… … Wikipedia
Effective porosity — The term effective porosity lacks a single or straightforward definition. Even some of the terms used in its mathematical description (“Vcl” and “Vsh”) have multiple definitions. However, it is most commonly considered to represent the porosity… … Wikipedia
petroleum — petroleous, adj. /peuh troh lee euhm/, n. an oily, thick, flammable, usually dark colored liquid that is a form of bitumen or a mixture of various hydrocarbons, occurring naturally in various parts of the world and commonly obtained by drilling:… … Universalium
wine — wineless, adj. winish, adj. /wuyn/, n., adj., v., wined, wining. n. 1. the fermented juice of grapes, made in many varieties, such as red, white, sweet, dry, still, and sparkling, for use as a beverage, in cooking, in religious rites, etc., and… … Universalium
Economy of Seychelles — Since Seychelles independence in 1976, per capita output in this Indian Ocean archipelago has expanded to roughly seven times the old near subsistence level. Growth has been led by the tourist sector, which employs about 30% of the labor force… … Wikipedia
Sandstone — is a sedimentary rock composed mainly of sand size mineral or rock grains. Most sandstone is composed of quartz and/or feldspar because these are the most common minerals in the Earth s crust. Like sand, sandstone may be any color, but the most… … Wikipedia
Filter paper — is a semi permeable paper barrier placed perpendicular to a liquid flow. It is used to separate fine solids from liquids. In laboratories, filter paper is usually used with a filter funnel, Hirsch, or Buchner funnel.TypesFilter paper comes in… … Wikipedia
Chalk Formation — The Chalk Formations of Europe are thick deposits of chalk, a soft porous white limestone, deposited in a marine environment during the upper Cretaceous Period. They appear most prominently in England. The formations are divided into three parts … Wikipedia
Tooth bleaching — Intervention Teeth Whitening Kits for Home Use MeSH … Wikipedia
Silica fume — Not to be confused with fumed silica. Silica fume, 380m²/g Silica fume, also known as microsilica, is a fine grain, thin, and very high surface area silica. It is sometimes confused with fumed silica (also known as pyrogenic silica) and colloidal … Wikipedia
