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Recent Examples of dyestuffThis cutting-edge technology uses membrane separation to extract indigo dyestuffs from wastewater.—Sj Studio, Sourcing Journal, 12 Feb. 2025 Orta has a collection dyed with Tannin, a natural dyestuff made from acorn shells.—Angela Velasquez, Sourcing Journal, 22 Oct. 2024 Adding fuel to the fire, the wastewater generated by these processes can be highly polluting, containing large amounts of dyestuffs and alkaline chemicals.—Sj Studio, Sourcing Journal, 10 July 2024 The common name of the dyestuff, Tyrian purple, derives from the habitat of the mollusks, which the Phoenicians purportedly began harvesting in the 16th century B.C. in the city-state of Tyre in present-day Lebanon.—Franz Lidz, New York Times, 5 Mar. 2024 For most of history, dyestuffs were derived only from natural materials like plants, minerals and invertebrates, offering people a narrow range of colors from which to choose.—Bruce Falconer, New York Times, 28 Feb. 2018 By the close of the 19th century, German dyestuffs dominated the world market, though the first effects of acute exposures were already evident among the earliest generations of dye workers.—Rebecca Altman, The Atlantic, 4 Oct. 2017
In January, the Food and Drug Administration banned the use of Red Dye No. 3 in food, beverages and drugs, saying the synthetic dye was found to cause cancer in lab rats.
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Ana Ceballos,
Miami Herald,
25 Mar. 2025
But the most shocking revelation came when Graham found a bottle of red dye among his mother's belongings.
Type: Permanent Shades: 35 How to Apply: Mix the colorant with the developer, then apply the mixture to the roots of clean, dry hair while using the applicator nozzle to divide the hair into sections.
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Jenny Berg,
Vogue,
11 Mar. 2025
Rogue dyers have been a problem, too, with a few cases of unsanctioned dumping of colorants into the North Branch of the river despite the presence of conservation police patrols.
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