desulphurization na kwal
Desulphurization wani muhimmin bangare ne na sarrafa kwal, wanda ke nufin rage yawan sulfur kafin ya kone. Amma desulphurization na kwal na iya rage gurbataccen iska da kashi 40% ko fiye, kuma akwai tarin nazarin Afirka da aka bayar. Cututtukan numfashi daga manyan matakan a cikin iska ana rage su daidai gwargwado don wasu illolin da ke shafar lafiyar mutum, amma idan ba a kula da su ba - kamar ruwan acid da sakamakon sa. A yau, duka masu aikin ruwa na kwandishan inda sulfur ke oxidized kai tsaye da kuma shan shaye-shaye ta hanyar shaye-shaye suna daga cikin hanyoyin fasaha guda biyu don gudanar da desulphurization bayan konewa na SO (Wutar lantarki da masana'antu inda ake kone kwal da yawa. Tsarin desulphurization na gurbataccen iskar masana'antu wani tsari ne wanda ba kawai ke taimaka mana wajen kawar da gurbataccen abubuwa ba, har ma yana kara ingancin amfani da kwal.