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  2. Carmine - Wikipedia

    en.wikipedia.org/wiki/Carmine

    Carmine pigment was extensively used by the Aztec civilization to dye textiles. It was imported later to Europe during the 16th century. [8]: 255 Red is a color often associated with power and social status. Through the centuries, red has been worn by tribal chiefs, kings and queens, and military officers. [9]: 166

  3. Red pigments - Wikipedia

    en.wikipedia.org/wiki/Red_pigments

    Alizarin crimson is a vivid red pigment, inclined slightly toward purple, which was most widely used as a dye. It came from the Rubia tinctorum plant, commonly known as Madder . It has been found on fabrics in ancient Egyptian tombs, and its production in Europe was encouraged by Charlemagne for the early European textile industry.

  4. Turkey red - Wikipedia

    en.wikipedia.org/wiki/Turkey_red

    Turkey red is a dyeing method that was widely used to give cotton a distinctive bright red colour in the 18th and 19th centuries. It was made using the root of the rubia (madder) plant, through a long and laborious process which originated in the historical Levant region, namely being developed in India and China.

  5. Alizarin - Wikipedia

    en.wikipedia.org/wiki/Alizarin

    Alizarin (also known as 1,2-dihydroxyanthraquinone, Mordant Red 11, C.I. 58000, and Turkey Red [2]) is an organic compound with formula C 14 H 8 O 4 that has been used throughout history as a red dye, principally for dyeing textile fabrics. Historically it was derived from the roots of plants of the madder genus. [3]

  6. California will ban controversial red dye. Here’s when - AOL

    www.aol.com/california-ban-controversial-red-dye...

    Here are are seven treats that contain Red Dye No. 3: Halloween candy with Red Dye No. 3. A Sacramento Bee reporter referenced ingredient lists and company websites to confirm the following ...

  7. Dye in your diet: Why safety advocates want red dye No. 3 ...

    www.aol.com/dye-diet-why-safety-advocates...

    Red dye No. 3, which is also known as erythrosine, is a synthetic dye derived from petroleum. As the name would suggest, it’s used to give foods a red color. Red dye No. 3 also has a problematic ...

  8. Food dye faces first statewide ban. Why some officials are ...

    www.aol.com/food-dye-faces-first-statewide...

    When California became the first state to ban the use of food coloring Red No. 3, the vote once again raised questions about the safety and potential harms of the bright red dye.. The coloring was ...

  9. Dye - Wikipedia

    en.wikipedia.org/wiki/Dye

    A "vital dye" or stain is a dye capable of penetrating living cells or tissues without causing immediate visible degenerative changes. [26] Such dyes are useful in medical and pathological fields in order to selectively color certain structures (such as cells) in order to distinguish them from surrounding tissue and thus make them more visible ...

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