Lecturer in the Department of Building and Construction Engineering, Dr. Arshad Emad Al-Najjar, received two certificates from the University of Technology for the selection of scientific research within the initiative to select the top 250 scientific research from all over Iraq and published in scientific journals with high impact factor <br />the first scientific journal "Biochemical Engineering Journal" Published the research titled <br />“A new Sponge-GAC- Sponge membrane module for submerged membrane bioreactor used in hospital wastewater treatment”<br />While the second journal “Chemical Engineering and Processing” Published the research titled<br />“A Study of the effect of embedding ZnO-NPs on PVC membrane performance used in actual hospital wastewater treatment by membrane bioreactor”<br />