The tea-waste is taken, washed with distilled water and than dried. This dry tea-waste is screened and then put in
sealed polyethylene for preservation so that it does not react with neighboring environment. These polyethylenes
are placed in freezer so that tea-waste does not get degraded.
The individual solutions of Ni, Cd and Pb of concentrations 5mg/L, 10mg/L, 15mg/L, 30mg/L, 50mg/L and
100mg/L were taken to determine the efficiency of tea-waste. The experiments were performed using 3 different
amounts 0.5g, 1.0g and 1.5g of tea-waste.