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The Fischer–Saller Scale, named for eugenicist Eugen Fischer and German anthropologist Karl Saller [de], is used in physical anthropology and medicine to determine the shades of hair color. The scale uses the following designations: [1][2][3][4] A. very light blond.
A woman with dyed pink hair. Hair coloring, or hair dyeing, is the practice of changing the color of the hair on humans' heads.The main reasons for this are cosmetic: to cover gray or white hair, to alter hair to create a specific look, to change a color to suit preference or to restore the original hair color after it has been discolored by hairdressing processes or sun bleaching.
Human hair color is the pigmentation of human hair follicles and shafts due to two types of melanin: eumelanin and pheomelanin. Generally, the more melanin present, the darker the hair. Its tone depends on the ratio of black or brown eumelanin to yellow or red pheomelanin. Melanin levels can vary over time, causing a person's hair color to ...
Clairol logo. Clairol is the American personal care-product division of company Wella, specializing in hair coloring and hair care. Clairol was founded in 1931 by Americans Joan Gelb and her husband Lawrence M. Gelb, with business partner and lifelong friend James Romeo, after discovering hair-coloring preparations while traveling in France. [1]
The Andre Walker Hair Typing System, also known as The Hair Chart, is a classification system for hair types created in the 1990s by Oprah Winfrey 's stylist Andre Walker. [1][2][3] It was originally created to market Walker's line of hair care products but has since been widely adopted as a hair type classification system. [4][5] Walker's ...
As the Venetian women had more methods to lighten their hair, [4] the term Venetian has become specifically associated with the blond variety. The term Titian is sometimes misapplied [citation needed] to auburn hair. Whereas Titian hair is a brownish shade of red hair, auburn hair is a brownish shade of hair encompassing the actual color red.
Hair dye stripping is a chemical process involving the application of a sulfur -based product to hair in order to remove deposited color. Hair dye strippers raise sulfite levels to make hair more porous and reverse the oxidation of color molecules. This breaks the bonds dyes form between one another and the hair shaft that were formed by ...
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