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Ruling the Countryside
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24/05/2021 12:44 pm
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Give a brief description of the method of producing indigo dye?
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24/05/2021 12:45 pm
The indigo leaves were fermented in a steeping vat. Then the liquid was extracted and oxidized in a beating vat. Finally a blue precipitate was allowed to form from the liquid in a settling vat. This precipitate was collected, dried, and compacted. This dried compacted material is the indigo dye.