frictional electricity การใช้

"' Frictional electricity "'a term used from about 1800 ? to distinguish traditional static electricity from the new Voltaic / current electricity.
When he died in Plymouth on 22 January 1867 he had a " Treatise on Frictional Electricity " in preparation, and it was published later that year.
In 1737 Du Fay and Hauksbee independently discovered what they believed to be two kinds of frictional electricity; one generated from rubbing glass, the other from rubbing resin.
Somewhat important to note, it was not until many years after the discovery of the voltaic pile that the sameness of annual and frictional electricity with voltaic electricity was clearly recognized and demonstrated.