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There are basically two types of natural dyes Substantive (direct dyes) and Adjective (reactive dyes), classified by their chemical composition. I favor substantive dyes because the dye molecules are attracted by physical forces at the molecular level to the textile, meaning they don't need a mordant or chemical added to achieve permanent color. The amount of this attraction is known as "substantivity": the higher the substantivity the greater the attraction of the dye for the fiber.
Although turmeric is native to Southeast Asia, lately it seems to have spread its color across the globe. This herb, which hails from the ginger family, is used by holistic health providers as well as conventional doctors for its anti-inflammatory properties. It’s also a great herb to have on hand for cooking, especially if you …