Feb 08

Making Beautiful Colours without Toxic Chemicals

The original work trousers, invented by Jacob Davis and Levi Strauss in 1873, were dyed with indigo derived from plants. By 1882, however, indigo was being synthesised, and producing denim blue now involves large quantities of petroleum, as well as toxic substances such as formaldehyde and cyanide . . .
Making Beautiful Colours
Thank you, Marlene