1. A historically important instance of triboluminescence occurred in Paris in 1675. 2. "N "-Acetylanthranilic acid exhibits triboluminescence when crushed. 3. It appears to be a form of triboluminescence . 4. The biological phenomenon of triboluminescence is conditioned by recombination of free radicals during mechanical activation. 5. In 1932 he described the experiments with sugar Triboluminescence made by Francis Bacon and Otto von Guericke. 6. Triboluminescence differs from piezoluminescence in that a piezoluminescent material emits light when it is deformed, as opposed to broken.7. :Well, it's discussed in Triboluminescence , and that's what I've always read. 8. :: The thing with Lifesavers is called triboluminescence and it does work ( I've done it myself ). 9. The intensity of X-ray triboluminescence is sufficient for it to be used as a source for X-ray imaging. 10. While the reason for such an occurrence was not provided, Professor Troy Shinbrot referenced the light to a phenomenon called triboluminescence .