1. Hydrogenation chothandizira, choyenera kugwirizanitsa pawiri, chomangira chapatatu, chonunkhira cha hydrocarbon, carbonyl, nitrile, kuchepetsa nitro
Zabwino kwambiri zotengera hydrogen
3. Zotsutsa pamtundu wochepa wotsutsa mu makampani a zamagetsi
4. Zopangira potentiometer ndi zigawo zina ndi zida zozungulira filimu zamakampani amagetsi