issue 4 publication date 2017-10

• Enhancing the Performance of Solar Water Disinfection with Potassium Persulfat: Laboratory Study with Enterococcus faecalis
• Concentration of Heavy Metals in Soil and Staple Crops and the Associated Health Risk
• Knowledge, Attitude and Practice of Nurses Regarding Nosocomial Infections Control in Teaching Hospitals of Kermanshah University of Medical Sciences, Iran (2015)
• Efficiency of Horizontal Roughing Filter in Removing Suspended Solids from Effluent of Waste Stabilization Ponds in 2013
• Efficiency of Photo-Fenton Process in Degradation of 2-Chlorophenol
• Association of Health Effects of Air Pollution on Chronic Obstructive Pulmonary Disease (COPD)
• Comparative Analysis of Measured PM Concentrations with AQI and Iranian Clean Air Standard (Case Study: Sari, Iran) 2010-2015
• Degradation of Terphetalic Acid from Petrochemical Wastewater by Ozonation and O3/ZnO Processes in Semi Batch Reactor
• Designing, Constructing and Installing a Local Exhaust Ventilation System to Minimize Welders\' Exposure to Welding Fumes
• Environmental Health and Safety Status of Schools: Case Study in Paveh City of Kermanshah Province
• Photocatalytic Role of Zinc Oxide Nanoparticles on Synthetic Activated Carbon to Remove Antibiotic from Aquatic Environment
• Nitrate Removal from Aqueous Solutions Using Almond Charcoal Activated with Zinc Chloride