The Department of Chemistry organized a popular lecture session by Dr. Hrishikesh Chatterjee, Retired Professor, Ramakrishna Mission Residential College, Narendrapur on 27th September, 2022 at the Society Hall, The Bhawanipur Education Society College in collaboration with IQAC and in association with Seminar / FDP / Workshop Committee of the Science Section. Total 59 students, 15 teachers, 1 research scholar and 5 support staffs of the Science Section of our college as well as from the nearby colleges participated in this one and half hour lecture session. The session was hosted by Dr. Sugata Samanta of the Department of Chemistry. In the inaugural session welcome address was given by Dr. Pinki Saha Sardar, Vice Principal, Admin & Vice Principal, Science after felicitation to Dr. Chatterjee by the students of the Department of Chemistry. Dr. Chatterjee delivered lecture on the second law of thermodynamics and its approach towards the entropy. He compared the laws of thermodynamics with the numerous practical examples and also its relation with the wealth of the society. He extended the approach of entropy with the phenomenon of the Universe. The lecture session was followed by the question answer session. Students and teachers were very much enlightened by this inspiring lecture of Dr. Chatterjee. The session ended with the vote of thanks by Mr. Sourav Das of the Department of Chemistry.