how is indigo produced
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Answer:
Natural indigo was used until the invention of synthetic indigo. Natural indigo in India was made like this: cut plant is tied and placed in the vats made of brick lined with cement. ... Color of the mass changes into green, then blue and then into the indigo. Mass settles to the bottom of the vat and is then extracted.
Explanation:
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Explanation:
Indigo is a type of blue dye that is generally used for coloring of cotton yarn that is used for production of denim cloth for blue jeans. Indigo is also used for dyeing wool and silk. Indigo was a natural dye which was extracted from plants but now it is synthetic
Indigo was produced from many plants throughout the history but the most famous indigo dye was produced from the plants of the genus Indigofera. One of those plants is Indigofera tinctoria which is native to India which was the earliest major center for production and processing of indigo dye. From there it arrived to Ancient Greece and Rome where it was considered a luxury product
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