Iram Ayaz. Comparison of homemade and laboratory-produced biochars for removal of fluoride and arsenic from water / Iram Ayaz. - MUET, Jamshoro : WRM, 2019. - xiv, 51p. : ill. ; 30 cm. Includes References. Subjects--Topical Terms: Water Sanitation and Health Sciences. Dewey Class. No.: / IRA