“…Therefore, many industries use adsorption techniques (mainly in the tertiary stage of biological treatment) for reducing hazardous inorganic/organic pollutants present in effluents [7]. Numerous works have been recently published with primary goal in the investigation of removal of different pollutants (either in gas or liquid medium) using adsorbent materials [8][9][10][11][12][13][14][15][16][17][18][19][20][21][22][23].…”