By: Tapas Chatterjee

Textile dyeing industries need huge quantity of water for textile dyeing, which they normally pump out repeatedly from the ground/natural resources, resulting in depletion of ground water level.

In the dyeing process the textile industries generate huge quantity of toxic effluent water containing colour and sodium sulphate, sodium chloride, sodium hydroxide and traces of other salts. These are generated after dyeing and after washing of garments/fabrics. After dyeing the waste water produced is called Dye Bath water and after washing the waste water generated is called wash water. Dye Bath contains higher solids in the range 45% whereas wash water contains only 0.5 - 1 % solids. This effluent is normally discharged to river and natural water streams creating enormous environmental pollution and ecological hazards.

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Author is Managing Director, SSP Pvt. Ltd., Faridabad (Haryana)

Originally published in New Cloth Market: May 2010