The dyes which are used in reduced state and are then oxidised in the fabric by air are called :
The dyes which are used in reduced state and are then oxidised in the fabric by air are called :
A. azo dyes
B. dispersed dyes
C. basic dyes
D. vat dyes
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Correct Answer - B
Vat dyes are applied to the fabric in the colourless reduced state and then oxidised to coloured state?
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