This study evaluated the surface defects of new and used Retreatment files using scanning electron microscope. Methods: Thirty extracted human mandibular molars with curvature 10o to 25o were used in the study. The selected ...

Hydrochemistry of groundwater in WadiJarif, Sirte City, Libya was used to assess the quality of groundwater for determining its suitability for drinking, domestic and agricultural purposes. A total of 30 groundwater samples ...

Computation fluid dynamics (CFD) simulations are very important tools, which use algorithms and numerical methods for analyzing and solving problems in fluid mechanics. Computer programs are adopted in order to simulate ...