Coloured substances known as dyes are used
to impart colour to variety of material. The
use of such synthetic dyes in dying industry
results in dye containing waste water which
increases the environmental pollution. Some
of these dyes have potential potent
carcinogen posing serious health hazard.The
use of food colorants as additives in the food
industry is a significant factor for both food
manufacturers and consumers in
determining the acceptability of
processed food