Hassan Ismaiel Sawalha (Manasra) حسن اسماعيل صوالحة المناصرة
Associate professor of Chemical Engineering
- 2015 – present, Assocaite professor of Chemical and Environmental Engineering, Mechanical Engineering Department, Palestine Polytechnic University, Palestine.
- 2018-2020, Dircctor of quality enhancement unit
- 2011– 2015, Assistant professor, Head of Chemical, environment and materials engineering Departments, An-Najah National University, Palestine
- 2009 – 2011, Postdoc. Researcher at Wageningen University, the Netherlands.
- 2005 - 2009, Research and teaching assistant, Wageningen University, the Netherlands