Out of curiosity, have you tried rock salt/halite crystal?
@tsbrownieАй бұрын
@Resonanttheme No, but it is not very conductive at these very low voltage. Still it would cost me nothing to try.
@ResonantthemeАй бұрын
@@tsbrownie These were cute little cubes of salt. kzbin.info/www/bejne/hKiTkoxpiL18msk Some others kzbin.info/www/bejne/hnLGmH9npNGlnqs kzbin.info/www/bejne/oJrSqaefmM-Vgac