Change:  Master dyer Debbie Crum suggests this explanation: The indigotin (blue pigment) is dissolved in the alkaline solution (lye) and thiourea dioxide or sodium hydrosulphite is added to reduce the oxygen.IndigenThe active ingredient in indigo dye, found in various plants including woad, which is indigenous to the british isles.   View changes from previous version. (Word count: 1090)

Change: cotton crops with wheat, pulses and legumes which don't encourage the cotton pests, and break up thier lifecyle. Cultivating refuge crops which give a habitat to   View changes from previous version. (Word count: 1060)

Change: fibre. Indigo does contain mutegens which deplete genetic diversity if grown in a monoculture. Growing it in millions of acres to satisfy the demand for blue jeans can prevent use of that land for food production.IndigenThe active ingredient in indigo dye, found   View changes from previous version. (Word count: 1061)

Change: <www.epea.com/cradle_methodology> < www.epea.com/cradle_methodology > 7.5.07 [online]InterfaceCompany which operates takeback and recycles its contract nylon and polyester carpet tiles.IMO (Institute for Market Ecology)IMO is the most reliable world-wide ecological inspection and certification organisation for textiles. It began in 1992. Dealing with the whole textile chain: raw   View changes from previous version. (Word count: 1060)

Change: The natural dye which is used to achieve blue. the dyebath has an agent added to remove the oxygen. this can be lye (caustic soda)   View changes from previous version. (Word count: 1059)