To take out food items kept at the back side of the tray in a refrigerator, one first has to take out things kept in the front. This triggered the idea of a cylindrical refrigerator where the trays can be rotated for easy access of the items kept at the back.

In addition to his regular studies, Sarthak likes extra co curricular activities as well. He reads books, play football and badminton, participates in essay competition, debates, etc. He wants to pursue research in the field of defense related devices and become a scientist.