Piezochromism describes the tendency of certain materials to change color with the application of
External links
* [http://students.chem.tue.nl/ifp07/texts/piezochromism.htm Piezochromism]
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Chromism — In chemistry, chromism is a process that induces a change, often reversible, in the colors of compounds. In most cases, chromism is based on a change in the electron states of molecules, especially the π or d electron state, so this phenomenon is … Wikipedia
Mechanochromism — The change of colour which occurs when chemicals are put under stress in the solid state by mecahnical grinding, crushing and milling; by friction and rubbing; or in the solid or solution state by high pressure or sonification is covered by the… … Wikipedia
