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Tribochromism

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Tribochromism refers to a change in colour of a material caused by mechanical friction.

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Tribochromatic materials are used when friction has to be detected. These materials generally change colour under mechanical stress conditions and then the colour gradually fades once the stress is removed.

v • d • e Chromism
photochromism (light) · thermochromism (heat) · electrochromism (electricity) · solvatochromism (solvent) · ionochromism (ions) · halochromism (pH) · tribochromism (friction) · piezochromism (pressure)