Question

what is indigo production?​

Answer 1

Answer:

Historically, indigo was a natural dye extracted from the leaves of certain plants, and this process was important economically because blue dyes were once rare. A large percentage of indigo dye produced today, several thousand tonnes each year, is synthetic.

Answer 2

Indigo dye is an organic compound with a distinctive blue colour. Historically, Indigo was a natural extracted from the leaves of certain plants, and this process was important economically because blue dyes were once rare.... It is blue often associated with denim cloth and blue jeans.

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