Department of chemical engineering. Mr. kapil kumar and Mr. Devaprasad student of chemical engineering, today they went to the lab by 9:30 am and they take out the sample which was kept in incubator since it has been 48 hours later they went to the UV-VI machine and replaced the sample in the quarts and kept the the quarts in the UV-VI machine for the reading, after getting the reading it was compared with may other authors and found out that the Nanoparticles were formed and it was a success, they came to the hostel by 4:30 pm, took some rest and by night 8:30pm they had their dinner