discoloration

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discoloration

Any change in color from the original color or from the desired color.
References in periodicals archive ?
The problem with a tiled splashback is that unless you use a dark-coloured grout, cooking splashes will discolour the grout.
A scar should never be exposed to sunlight as this will make it discolour.
With age it will develop small cracks on the surface and discolour.