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bleaching
bleach figure
A Dictionary of Food and Nutrition
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2005
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© A Dictionary of Food and Nutrition 2005, originally published by Oxford University Press 2005. (Hide copyright information)
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bleach figure A measure of the extent of bleaching of the flour from the relative paleness of the extracted (yellow) pigments.
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Bleaching can make corals more susceptible to disease.
News Wire article from: Asian News International; 10/5/2009; 700+ words
; ...ANI): Scientists have found that bleaching can make corals more susceptible...exacerbate the negative effects of bleaching. "Traditionally, scientists have attributed coral declines after mass bleaching events to the bleaching only...
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Bleaching 101: the basics of bleaching.(Back to Basics)
Magazine article from: Solutions - for People, Processes and Paper; 2/1/2004; ; 700+ words
; Bleaching is the process of making pulp white...the full spectrum of visible light. Bleaching also attacks some contaminants to reduce...or specs in the final sheet of paper. Bleaching processes consume significant capital...
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Coral bleaching on Johnston Atoll, central Pacific Ocean.
Magazine article from: The Biological Bulletin; 10/1/1997; ; 700+ words
; ...September 1996, extensive coral bleaching was noted on Johnston Atoll (JA...monitored the nature and extent of the bleaching, as well as the anomalous conditions of ocean temperature. Coral "bleaching," or the loss of zooxanthellae...
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Teeth bleaching
Newspaper article from: The Malay Mail; 9/22/2006; 518 words
; ...the underlying whiteness of teeth, bleaching agents actually make teeth whiter. The most common teeth bleaching agents are hydrogen peroxide and carbamide peroxide. The effectiveness of teeth bleaching depends on the colour of your teeth...
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 "Post-Tribune (IN)")
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Be careful when bleaching your teeth
Newspaper article from: Post-Tribune (IN); 6/4/2001; 686 words
; ...exposure to the process of tooth whitening (bleaching) is everywhere it seems. Television...to a dental "salon" or be prescribed bleaching by a dentist. We must ask ourselves...you have to understand the reason why bleaching works. Usually there are results with...
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Adsorption Isotherms for Bleaching Soybean Oil with Activated Attapulgite
Magazine article from: JAOCS, Journal of the American Oil Chemists' Society; 10/1/2008; ; 700+ words
; ...attapulgite was characterized and used as bleaching clay (adsorbent) for soybean oil. Adsorption isotherms for bleaching soybean oil were determined to investigate...adsorption. The heat evolved for oil bleaching increased as the levels of activated...
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WWF Reports Coral Bleaching Underway in U.S. Territory of American Samoa
Newspaper article from: U.S. Newswire; 3/20/2003; 700+ words
; ...Wildlife Fund today reported that coral bleaching is occurring at all of its seven research...Maloata Bay community reserve. "The bleaching that we're seeing at WWF research sites...Depending on its extent, an episode of coral bleaching can dramatically damage or even lead...
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Bleaching power: marine bacteria rout coral's colorful algae.
Magazine article from: Science News; 6/15/1996; ; 700+ words
; ...scientific concern, fascination with coral bleaching also stems from speculation that its...in water oxygenation-may also spur bleaching, however. "Whenever the symbiosis...entered the complicated story of coral bleaching. The bleaching of one species of coral...
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Hot peroxide bleaching.
Magazine article from: Canadian Chemical News; 1/1/1998; ; 700+ words
; ...vital to maximization of the peroxide bleaching process. Hydrogen peroxide ([H.sub.2][O.sub.2]) bleaching of cellulosic fibers obtained from...hydrogen peroxide is used in the bleaching of high yield mechanical and chemi...
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Stronger competitive power of bleaching powder in China.(Fine Chemicals)
Magazine article from: China Chemical Reporter; 11/16/2004; ; 700+ words
; The main ingredient in bleaching powder concentrate is calcium hypochlorite...on different production processes, bleaching powder concentrate also contains calcium...effective chlorine content in conventional bleaching powder is around 30%. Bleaching...
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bleaching
Book article from: The Columbia Encyclopedia, Sixth Edition
bleaching process of whitening by chemicals or...Textiles have long been whitened by grass bleaching, a method virtually monopolized by the...commercial application of chlorine for bleaching, and in 1799 the Scottish chemist Charles...
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bleaching powder
Book article from: The Columbia Encyclopedia, Sixth Edition
bleaching powder white or nearly white powder that is usually...with chlorine gas, Cl 2 . It is used as a strong bleaching agent, as a disinfectant, and in making Javelle water . Bleaching powder was first produced in 1799 by Charles Tennant...
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Bleaches
Book article from: Chemistry: Foundations and Applications
...chemical action of chlorine, acting as an oxidizing bleaching agent, on the pigments in tomato juice. When...action of sodium borohydride acting as a reducing bleaching agent. A bleaching agent is a substance that can whiten or decolorize...
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Bleach
Encyclopedia entry from: The Gale Encyclopedia of Science
...laundering. There are two types of bleaching agents: chlorine-based bleaches...sodium hypochlorite, and peroxygen bleaching agents such as hydrogen peroxide and sodium perborate. Textile bleaching appears to have been known as early...
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Sodium Hypochlorite
Encyclopedia entry from: The Gale Encyclopedia of Science
...that has been used for centuries for bleaching and disinfecting. Today, sodium hypochlorite...materials) that lends hypochlorite excellent bleaching and disinfecting abilities. The term...extraction of chlorinated lime (known as bleaching powder) with sodium carbonate to yield...
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