List of Articles Open Access Article Abstract Page Full-Text 1 - Providing green fuel biodiesel from used edible oil by electrolysis & reflux methods in the presence of catalyst clinoptilolite Open Access Article Abstract Page Full-Text 2 - Synergy of combining sonolysis and ozone in the degradation and mineralization of trichlorophenol (TCP) Open Access Article Abstract Page Full-Text 3 - Removal of Congo Red dye from aqueous solution by ozonation combined sonolysis Open Access Article Abstract Page Full-Text 4 - Modeling and simulation of the consequence of gas explosion in a chemical unit Open Access Article Abstract Page Full-Text 5 - Check the quantity and quality of drinking water in rural city physicochemical Harris Open Access Article Abstract Page Full-Text 6 - Risk Management in Olefin Unit of Ariasasol Polymer Company by Hira Method