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TURI Technical Report No. 57. The textile industry produces and uses approximately 1.3 million tonnes of dyes, pigments and dye precursors, valued at around $23 billion, almost all of which is manufactured synthetically. However, synthetic dyes have some limitations, primarily, (i) their production process requires hazardous chemicals, creating worker safety concerns, (ii) they may generate hazardous wastes, and (iii) these dyes are not environmentally friendly. This research explores methods where natural dyes are produced from plant tissue and fungal species.
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