7 votes Piezoelectricity - Why hitting crystals makes electricity Posted May 17, 2019 by cfabbro Tags: polarization.electric, molecular structure, crystallography, piezoelectricity, crystals, electricity, videos, steve mould https://www.youtube.com/watch?v=wcJXA8IqYl8 Link information This data is scraped automatically and may be incorrect. Authors Steve Mould Duration 9:34 Published May 16 2019