desulfurization tsari na danyen mai
A matsayin muhimmin aiki a cikin tacewa, tsarin cire sulfur daga mai mai yana rage yawan sulfur a cikin mai mai sosai. Tsarin yana taimakawa wajen tsaftace muhalli ta hanyar rage yawan oxides na sulfur, wani babban rukuni na gurbatawa. Hanyoyin fasaha na aikin sun haɗa da amfani da na'urorin hydrodesulfurization, waɗanda ke amfani da hydrogen a ƙarƙashin babban matsa lamba da zafi tare da wani mai haɓaka don canza haɗin sulfur zuwa hydrogen sulfide. Aikace-aikacen cire sulfur suna da yawa, daga ƙa'idodin muhalli zuwa samar da mai mai ƙarin tsabta, don haka yana inganta dorewar gaba ɗaya ga masana'antar mai.