were fabricated from charcoal fly ash, clay and fine sand with the proportion of 50, 25 and 25
percent, respectively. Experiments were conducted in a packed column to remove MB from
the synthetic wastewater. The generated wastewater contained 4 mg/l of MB. The
wastewater with flow rates of 18, 35 and 50 ml/min was continuously pumped through the
column. The effluent samples were collected at a time interval of 2 min. It was observed that …