What indigo leaves on the surface of a fibre
Indigo enters a vat in one chemical form and leaves the air as another. The depth at which its blue settles helps explain denim's colour, wool's different response, and the marks of wear.
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Indigo enters a vat in one chemical form and leaves the air as another. The depth at which its blue settles helps explain denim's colour, wool's different response, and the marks of wear.