Student visited the Nanophysics lab at 9.00 am to continue the previous day research work. Some more test pieces were also polished today. Polished test pieces were kept in plastic cover along with silica gel to prevent the rusting. He had his lunch in a traditional hotel along with his professor. The work extended upto 5.00 pm today The Terminalia Catappa extract was stored in a conical flask at room temperature. The day ended with the dinner at 8.30 pm