Tariq A. M.Tyeb, Galal M. Elmanfe and Jibreel A. Asbeeh (2022) “Chemical Analysis of Drink Water Samples for some Water Purification and Treatment Stations in El-Beida City - Libya and Compared with Residential and Mineral Water”, Journal of Pure & Applied Sciences , 21(4), pp. 151–159. doi: 10.51984/jopas.v21i4.2142.