Toxicity of Heavy Metals and Recent Advances in Their Removal: A Review
                                                    by
                    Manar K. Abd Elnabi, Nehal E. Elkaliny, Maha M. Elyazied, Shimaa H. Azab, Shawky A. Elkhalifa, Sohaila Elmasry, Moustafa S. Mouhamed, Ebrahim M. Shalamesh, Naira A. Alhorieny, Abeer E. Abd Elaty, Ibrahim M. Elgendy, Alaa E. Etman, Kholod E. Saad, Konstantina Tsigkou, Sameh S. Ali, Michael Kornaros and Yehia A.-G. Mahmoud