Waya wa Nickel ndi mtundu wa waya wachitsulo womwe umalimbana ndi makina opanga, kuponya kuchuluka kwa makina, komanso kukana kwakukulu. Ndioyenera kupanga zida zanzeru, zigawo zamagetsi, ndi zojambula zamagetsi pakupanga mankhwala alkalis wamphamvu
