flue gas desulfurization sharar gida
Ruwa mai gurbata gas na feshin (FGD) shine samfurin da aka samu daga tsarin da ake amfani da shi don cire sulfur dioxide daga hayakin da ke fitowa daga tashoshin wutar lantarki da ke amfani da kwal. Babban amfani da wannan tsarin shine don kula da kuma tsarkake ruwan gurbataccen da aka haifar da desulfurization, domin a canza gurbatattun abubuwa masu cutarwa zuwa sulfates marasa cutarwa. Daga cikin fasahohin sa na zamani akwai tsarin tacewa na ci gaba, hanyoyin maganin sinadarai, da kuma dawo da ruwa ta hanyar jujjuyawa ko kankara don fitar da abubuwan da suka dace. Wadannan hanyoyin kula da ruwa suna da matukar muhimmanci ga tashoshin wutar lantarki--musamman wadanda ke kona kwal; kuma suna taimakawa wajen daidaita dokokin muhalli. Amfaninsu yana rufe fannonin daga shirin kula da shigar ruwa mai guba zuwa samar da ruwa mai tsabta wanda za a iya amfani da shi ko kuma a fitar da shi cikin aminci, wanda ke nuna rawar da yake takawa a cikin samar da masana'antu mai dorewa.