chemical treatment of natural teeth that uses peroxide to produce the whitening effect.

Process of lightening of the teeth, usually using a chemical oxidizing agent and sometimes in the presence of heat. Removal of deep seated intrinsic or acquired discolorations from crowns of vital and [..]

The process of lightening the teeth to remove stains. The process usually involves a chemical oxidizing agent and sometimes uses heat.

Chemical treatment to brighten, whiten, purify, refine, and balance pulp fiber.

The fading of book covers, inks, and pigments used in illustrations, usually caused by overexposure to natural or artificial light (see this example). Bleaching can be minimized in libraries by switch [..]

The process of chemically treating pulp fibers to reduce or remove coloring matter so that the whiteness or brightness of the pulp is increased.

degradation of coral reefs under conditions if increased acidity in sea water 

Treatment to reduce natural pigments (carotenoids, chlorophylls and xanthophylls) and other impurities such as cations of iron, copper and zinc.

(English) A process by which corals become white; an unhealthy coral that has lost its zooxathanellae due to the stress caused by increased water temperatures.

Chemical treatment of pulp fibers for the purpose of: (1) increasing pulp brightness, (2) improving cleanliness by disintegrating contaminating particles such as bark, and (3) improving brightness sta [..]

  a stage in colour film processing when the metallic silver image is converted into halides, later removed in fixing.

stage in most toning, reducing and color processing systems.

The use of a chemical oxidizing agent to whiten Teeth. In some procedures the oxidation process is activated by the use of Heat or Light.

The use of oxalic acid or other agents to lighten or restore discolored or stained wood to its original color. The fading of a color toward white generally caused by exposure to chemicals or ultraviol [..]

An American plan for bleaching sails is as follows:

There are many options for whitening the teeth to help remove extrinsic stains such as coffee, tea, wine or tobacco. These whitening procedures may include using whitening toothpastes (for example, Co [..]

Bleaching is the process of whitening discolored teeth through the use of chemicals. Despite the name, the technique does not typically involve actual bleach.

The process of brightening or whitening stained, discoloured or dull teeth with an in-office power bleaching method, or dentist-supervised, at-home whitening systems.

Removing the colour from coloured materials by chemical transformation.

the process of removing stains or of whitening fabrics, especially by the use of chemical agents