Re utloisisa bohlokoa ba ho tšoarella liindastering tsa kajeno. Ke ka lebaka leo li-electrode tsa rona tse nyane tsa graphite li etselitsoe ho ntlafatsa tšebeliso ea matla. Ka ho sebelisa matla a phahameng a ho hanyetsa mocheso le conductivity, li-electrode tsa rona li fokotsa tahlehelo ea matla nakong ea ts'ebetso ea ho qhibiliha. Sena se fella ka tšebeliso e nepahetseng haholoanyane ea matla, ho fokotsa tšusumetso ea tikoloho le ho khothaletsa mekhoa e tsitsitseng ea tlhahiso.