Nadia Yaqoob, MSc Chemistry, 2005-2007 Supervised by Ms. Amina Asghar Serial filtration of suspended particles in wastewater (sewage) / Rahat Samreen Azam - Lahore : Division of Science & Technology, University of Education, 2007 - 45 p. Subjects--Topical Terms: Chemistry--Filtration--Wastewater Dewey Class. No.: 541.3 / Se671