desulfurization na iskar gas
A cikin wannan muhimmin tsari, ana cire hadaddun sulfur, mafi yawansu hydrogen sulfide, daga iskar gas ta halitta. Babban aikin sa shine tsarkake iskar, yana tabbatar da cewa ta cika ka'idojin muhalli da tsaro don amfani a gidaje, masana'antu da kuma samar da wutar lantarki. Fasahohin fasaha sun haɗa da hanyoyin shan, oxida, da kuma sabuntawa ta amfani da sinadarai daban-daban ko hanyoyin jiki don tsarkake iskar. Aikace-aikace suna rufe dukkan sashen makamashi: iskar gas ta halitta da aka kula da ita tana zama mai; tana ba da hydrogen don samar da masana'antu na petro-chemical; a yankunan zama tana ba da sauƙi a matsayin mai ko mai dafa abinci. Desulfurization ba kawai yana inganta ingancin iskar kanta ba har ma yana rage tasirin da take yi ga muhalli, tare da hana fitar da gurbataccen sulfur dioxide.