In general, wastewater treatment by physical, chemical and biological methods are only focused on TSS, BOD and COD removals that the effluent still contains anion Vacuum Foam Filter pollutant as NO2- and S2-.Electrochemical technology is a proper method for those pollutants treatment due to its fast process, easy operation and minimum amount of slu
In the RAF/LAF Loveseat w/CUSH (2/CN) title molecule, C17H17NO4, the dihedral angle between the two aromatic rings is 42.47 (7)°.The nitro group is twisted by 7.44 (11)° out of the plane of the ring to which it is attached.The methoxy and ethoxy group O atoms deviate significantly from the phenyl ring [by 0.010
Distance learning is a modern system for providing educational services and is relatively new in Romania, if related to the date of its emergence in Europe.More and more active working people are interested in this form of education, paying of course a special attention to its quality.It is quite difficult to appraise the quality of educational pro