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Bleaching
(redirected from Crofting)

   Also found in: Dictionary/thesaurus, Legal, Encyclopedia, Wikipedia 0.03 sec.
Bleaching
Technique used to brighten stained teeth.
Mentioned in: Cosmetic Dentistry

bleaching
[blēch′ing]
Etymology: ME, blechen
the act or process of removing stains or color by chemical means.

Bleaching
Dentistry The process of removing stains from the teeth; whitening is the generally preferred term
Dermatology The process of removing color or pigment from the skin using various potentially harmful chemicals
Environment A mass extinction of coral in certain regions which is variously attributed to global warming or to local stressors
Vox populi The removing of stains or colours, in particular, the process of whitening fabrics by chemicals—e.g., bleach, or bleaching powder consisting of chloride of lime

bleaching,
n the use of a chemical oxidizing agent to lighten tooth discolorations. Preferred term is
whitening. See also agent, whitening.

Bleaching 
1. The process of changing colour from the pink of a dark-adapted retina to a pale yellow colour after it has been exposed to light. This is due to the reaction of the rhodopsin pigment. The process is reversible if the healthy retina is allowed to remain in the dark.
2. Process to remove a tint from organic lenses. See visual pigment.


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Prince Charles paid a moving tribute to his crofting mentor.
The Crofting Commission say they are "excited" at the prospect of Gurkhas arriving in the Highlands.
Shetland at that period was struggling to cope with the sudden cessation of the South Atlantic whaling tradition through which Christian Salvesen, the Scandinavian company, had taken the crofting men to South Georgia to cut up whales for six months at a time while the wives tended the croft, cared for the sheep and knitted the traditional Fair Isle-design hats, gloves and garments which sold well around the world.
 
 
 
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