Sand production is considered as one of the significant issues that significantly reduce wellbore productivity. The process sand or solids in operations crucial operational inefficiencies can lead to wells collapsing. Besides, drilling mud might erupt through formation. Therefore, it essential properly determine what types are produced correctly predict efficient control mechanisms. This paper ...

Use and opinion of herbs among medical students of Imo State University Nigeria was assessed. Information on herb use, indication and opinion from returned self-administered questionnaire was analyzed. A total of 114 students (91.2%) of 125 responded. 32 (28.1%) students had used herbs before, a significant proportion being males (OR 3.7). Herbal tea was the most popular herb used; maintaining ...