Tooran Yarahmadi
Department of Environmental Health Engineering, School of Public Health, Zanjan University of Medical Sciences, Zanjan, Iran.
[ 1 ] - Quality Assessment of Some High Consumption Foods in Zanjan City
Background: Foods have been many changes from production to tables and continuous control is necessary to maintain food safety and supply foods with good quality. The aim of this study was to evaluate the quality of some foods with high consumption in Zanjan city during the 5 years from 2009 to 2013. Methods: In a case-control descriptive study with an annually control program during 5 years f...
[ 2 ] - Optimization of Extraction Method of the Natural Coagulant from Descurainia Sophia Seed,Minimization of Color Generation
Background: Water treatment sometimes needs a coagulation and flocculation process to remove suspended and colloidal materials. Inorganic coagulants used create concerns about pollution of the environment and harmful effects on the human’s health. The studies carried out previously indicated the capability of an active coagulant agent extracted from Descurainia Sophia seed to remove turbidity o...
[ 3 ] - Comparison of Water Turbidity Removal Efficiencies of Descurainia Sophia Seed Extract and Ferric Chloride
Background: Turbidity removal using inorganic coagulants such as iron and aluminum salts in water treatment processes causes environmental and human health concern. Historically, the use of natural coagulant to purify turbid water has been practiced for a long time. Recent research indicates that Descurainia Sophia seed can be effectively used as a natural coagulant to remove water turbidity. ...