Graduate Teaching Assistant \r\nMissouri University of Science and Technology (Missouri S&T), MO \r\nBiochemical Separations and Control Laboratory (Lab 301) (Undergraduate), Catalysis and Reaction Kinetic CHEM ENG 5001 (Graduate and undergraduate), and Intermediate Engineering Thermodynamics CHEM ENG 5220 (Graduate and undergraduate) \r\nAl-Jabal Al-Gharbi University, Gharyan, Libya Assistant Professor \r\nAnalytical chemistry, general chemistry, environmental chemistry (Undergraduate), Analytical chemistry laboratory (Undergraduate), Organic chemistry (Undergraduate), and General chemistry laboratory (Undergraduate) \r\n