List of Articles Treatment Plant Open Access Article Abstract Page Full-Text 1 - Study of Different Utilization of Arak Urban Wastewater Using the Analytic Hierarchy Process رضا جعفری نیا جواد وروانی مهدی فولادی پناه Open Access Article Abstract Page Full-Text 2 - Investigating changes in dissolved oxygen and COD removal efficiency in Dezful sewage treatment plant سعید طاهری قناد Open Access Article Abstract Page Full-Text 3 - Use of activated carbon powder in activated sludge technology to investigate the effect of wastewater treatment Petrochemical industry on a laboratory scale for water purification محمد رضا فرشادی روحالله مختاران جواد احدیان Open Access Article Abstract Page Full-Text 4 - Evaluation of Khorramshahr wastewater treatment plant using neural and artificial networks and support vector machine and the possibility of using it for agricultural purposes علی ایران فر علیرضا نیکبخت شهبازی رضا جلیل زاده ینگجه