Hassan Hashemi

Research Center for Health Sciences, Department of Environmental Health Engineering, School of Health, Shiraz University of Medical Sciences, Shiraz, I.R. IRAN

[ 1 ] - Complete Treatment of Compost Leachate Using Integrated Biological and Membrane Filtration Processes

A lab-scale SBR equipped with a flat sheet membrane in submerged configuration that is named MSBR was used for the treatment of composting leachate. It was fed by biologically treated leachate with overall 70-1360 mg/L Chemical Oxygen Demand (COD). The values of pH, Electrical Conductivity (EC), and Dissolved Oxygen (DO) were monitored r...

[ 2 ] - مقایسه تاثیر دستگاه الکترولیز تجاری حاوی با الکتروهای آهن و آلومینیوم با الکترودهای زغالی بر کیفیت فیزیکو شیمیایی آب آشامیدنی

Introduction: For marketing and selling their products, water-treatment equipment vendors use commercial iron and aluminum electrodes thereby changing the quality of water and increasing soluble and suspended solids in water. Due to the lack of scientific justification for the creation of sludge and discoloration caused by water electrolysis with commercial electrodes, this study aimed to compa...

[ 3 ] - بررسی شاخص های بهداشت محیطی هتل ها ، هتل آپارتمان ها و میهمان پذیر های شهر شیراز

Introduction: Many countries are considered tourism industry as the source of income. This study aimed to determine environmental health indicators of accommodating centers of Shiraz and the role of health advisor and degree of hotel management in raising the amount of health indicators of the accommodating centers in Shiraz, 2011. Methods: This study was descriptive and case study. For dete...

[ 4 ] - Survey on factors affecting occupational accidents among construction industry workers in Khorramabad, Iran

Background: In spite of science and technology developments and their application in different industries, accidents occur in many work environments. Thus, this study was conducted in order to investigate factors affecting constructional accidents. Materials and Methods: In this descriptive study, all workers who were injured in building construction during 2009-2010 and were registered in t...

[ 5 ] - An eco-epidemiological study of cutaneous leishmaniasis in Dezful, Iran, during 2004-2011

Background: Due to annual increases in cutaneous leishmaniasis (CL) in different regions of Iran and the resulting health problems and high economic costs, this study was performed with the aim to determine the prevalence of CL in Dezful city, Iran. Materials and Methods: This descriptive study was performed on all patients who were directly referred to clinics and clinical laboratories of D...

[ 6 ] - Comprehension of workplace safety signs: A case study in Shiraz industrial park

 Background : Safety signs provide information as well as instructions concerning the hazard or dangers in the workplace. The correct comprehension of these signs is very important for doing the necessary feedback in the specific situation which are described.  Materials and Methods: In this descriptive study, the comprehension of 10 selected safety signs were investigated in 53 ra...