backwash water


backwash water
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English-Russian dictionary of chemistre. 2014.

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  • Backwash (physical phenomenon) — Backwash is the backwards flow of air or water. Backwash can be created naturally by waves rebounding off a beach or other obstacle. It is created by propulsion devices such as an oar or engine. Unlike a slipstream, a backwash is harder to travel …   Wikipedia

  • backwash — ack wash , n. 1. The flow of water propelled backward by the propeller, paddle wheel, or oars of a boat. [PJC] 2. (Aeron.) The backward flowing air within the wash of an airplane, caused mostly by the engine. [PJC] …   The Collaborative International Dictionary of English

  • backwash — ack wash , v. t. 1. To clean the oil from (wool) after combing. Ash. [1913 Webster] 2. (Chem.) To clean (a filter, a chromatography column, a water softener, etc.) by passing liquid through in the reverse of the normal direction of flow. This… …   The Collaborative International Dictionary of English

  • backwash — [bak′wôsh΄] n. 1. water moved backward, as by a ship, an oar, etc. 2. a backward current or flow, as of air from an airplane propeller 3. a reaction or commotion caused by some event …   English World dictionary

  • Backwash — The word Backwash may refer to:* Backwash (geography), the water that rolls back down a beach after a wave has broken * Backwash (physical phenomenon), the backwards flow of air or water * Backwash, the process of thoroughly cleaning a pool… …   Wikipedia

  • backwash — backwasher, n. /bak wosh , wawsh /, n. 1. Naut. water thrown backward by the motion of oars, propellers, paddle wheels, etc. 2. Aeron. the portion of the wash of an aircraft that flows to the rear, usually created by the power plant. Cf. wash… …   Universalium

  • Water filter — A water filter is a device which removes impurities from water by means of a fine physical barrier, chemical process and/or biological process. Filters are used to cleanse water for irrigation, drinking water, aquariums, and swimming pools.… …   Wikipedia

  • Water injection (oil production) — The water injection method used in oil production is where water is injected back into the reservoir usually to increase pressure and thereby stimulate production. Water injection wells can be found both on and offshore. This method is used to… …   Wikipedia

  • backwash — back|wash [ˈbækwɔʃ US wo:ʃ, wa:ʃ] n [U] 1.) a backward flow of water, caused by an ↑oar, wave etc 2.) the bad situation that remains after something bad has happened ▪ the backwash of the company s failure …   Dictionary of contemporary English

  • backwash — /ˈbækwɒʃ / (say bakwosh) noun 1. Nautical the water thrown back by a motor, oars or paddlewheels. 2. Aeronautics the air which flows back from the propellers of an aircraft. 3. a condition lasting after the event which caused it. 4. water running …   Australian English dictionary

  • backwash — An even layer of water that moves along the sea floor from the beach through the surf zone and caused by the pile up of water on the beach from incoming breakers …   Military dictionary