Making beautiful colours without toxic chemicals

Dyeing clothes uses a lot of water and chemicals, but new tech is drawing on nature for colours.

from BBC News - Business https://bbc.in/2OjcYJ1

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The Sunday Read: ‘What Does It Mean to Save a Neighborhood?’

By BY JACK D’ISIDORO, AARON ESPOSITO, JOHN WOO AND COREY SCHREPPEL from NYT Podcasts https://nyti.ms/3E5bF7T