Rym Salah-Tazdaït is Associate Professor (Maître de Conférences classe A) at the Department of Environmental Engineering, National Polytechnic School, Algiers, Algeria. Djaber Tazdaït is Associate Professor (Maître de Conférences classe A) at the Department of Natural and Life Sciences, Faculty of Sciences, Algiers 1 University Benyoucef Benkhedda, Algiers, Algeria.