Within the scientific and cultural activities of the second semester for the Department of Chemical Engineering for the academic year 2018-2019, Asst. Prof. Dr. Khaled Turki Rashed delivered a lecture entitled: modern technologies in water treatment. The presentation was provided inside the Al-Khwarizmi Hall on Thursday 4-4-2019 in the presence of the head of chemical engineering department; Asst. Prof. Dr. Khalid Ajami Sukkar, in addition to the scientific deputy and the administrative deputy of the head of department and the heads of the branches with a number of staff from the department and the postgraduate students.