How was indigo produced?
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How was indigo produced?
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 extracte
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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.
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