Andra Mihaela Predescu received her master's degree in International Business Administration from the Engineering Faculty in Foreign Languages, Polytechnic University of Bucharest in 2009 and her Ph.D. degree from the Faculty of Material Science and Engineering, Polytechnic University of Bucharest in 2012. Now she is a Research Assistant at the Center for Research and Eco-Metallurgical Expertise. Her research interests include eco-materials, heavy metals, adsorption, agri-food wastes and wastewater treatment.