This article does not cite any sources. (December 2009) (Learn how and when to remove this template message)
Tribochromism refers to a change in colour of a material caused by mechanical friction.
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.
- Triboluminescence – An optical phenomenon in which light is generated when material is subject to mechanical breaking, especially noticeable when crushing Wint-O-Green Life Savers in the dark.
|This technology-related article is a stub. You can help Wikipedia by expanding it.|