This is related to their behavior during electrolysis where the ions move to the two opposite electrodes.
They don't get rid of hair forever; you'd need to get electrolysis or laser hair removal for that.
We also refer patients for mechanical control measures of hair growth including electrolysis and laser therapy.
Perhaps the best known example of electrolysis is the electrolytic decomposition of water to produce hydrogen and oxygen.
During electrolysis an anion is attracted to the anode (positive electrode).
It is appropriate to institute permanent methods of hair removal by way of electrolysis or laser ablation after suppression of hyperandrogenism has been achieved.
The free element sodium was first produced in 1807 by the English chemist Humphry Davy by electrolysis of molten sodium hydroxide.
However, electrolysis is considered to be a permanent method of hair removal.
It's relatively cheap compared to electrolysis and laser hair removal.
The technique that he developed, electrolysis of potassium fluoride in anhydrous liquid hydrogen fluoride, is still used today, with some modifications.