I am Mohammad Azeez Othman, a PhD degree of environmental engineering in the Department of Environment and health science, College of Science, Salahaddin University-Erbil, Iraq. I am an academic staff in Salahaddin University-Erbil since 2003 when I got my BSc degree. I got my PhD in 2017 in Environment engineering. I have mentored many undergraduate students and also have involved in developing many laboratory exercises for both undergraduate and high school students.