On February 18, 2024, the Head of the Department, Professor Vira Kravchenko, Associate Professors Oksana Tkachenko and Liubov Galuzinska took part in the festival “Discoveries that Change the World” on the occasion of the International Day of Women and Girls in Science. A large number of concerned city residents who attended the event had the opportunity to observe the design and conduct of interesting qualitative reactions, as well as to identify some vitamins important for the human body.