Tamil Nadu: Keeladi weavers used indigo to dye clothes, finds new study

Analysis of organic compounds from Keeladi has revealed the use of plant-based indigo dyes by Sangam-age weavers, indicating ancient textile dyeing units. Researchers identified indigo-related compounds and anthraquinones, confirming the existence of specialized industrial installations for dyeing approximately 2,000 years ago.

Tamil Nadu: Keeladi weavers used indigo to dye clothes, finds new study
Analysis of organic compounds from Keeladi has revealed the use of plant-based indigo dyes by Sangam-age weavers, indicating ancient textile dyeing units. Researchers identified indigo-related compounds and anthraquinones, confirming the existence of specialized industrial installations for dyeing approximately 2,000 years ago.