1. Chemistry Department, Faculty of Arts and Sciences, American University of Beirut, Beirut 1107 2020, Lebanon
2. Center for the Study of Tobacco Products, Virginia Commonwealth University, Richmond, Virginia 23284, United States
3. Chemical Engineering Department, Maroun Semaan Faculty of Engineering and Architecture American University of Beirut, Beirut 1107 2020, Lebanon
4. Mechanical Engineering Department, Maroun Semaan Faculty of Engineering and Architecture American University of Beirut, Beirut 1107 2020, Lebanon