1. Hydrogenation mai kara kuzari, dace da biyu bond, sau uku bond, aromatic hydrocarbon, carbonyl, nitrile, nitro rage
Kyakkyawan abu mai ɗaukar hydrogen
3. Resistors a cikin ƙananan juriya a cikin masana'antar lantarki
4. Raw kayan for potentiometer da sauran aka gyara da lokacin farin ciki film kewaye kayan for lantarki masana'antu