To-day, sodium is made by thousands of tons, and by a process which in principle is identical with that by which it was first made by Davy, i.e., by the electrolysis of fused caustic soda.
1908, Thomas Edward Thorpe, “The Centenary of Davy's Discovery of the Metals of the Alkalis”, in The Chemical News and Journal of Physical Science, volume 97, number 2527, pages 210–211