This certificate certifies that Atanu Das, a student with roll number studying in class XII-C at Burnpur Riverside School, completed an investigatory chemistry project on analyzing caffeine levels in tea samples for the 2017-18 AISSCE examination. The project was based on the syllabus recommended by the teacher-in-charge of Chemistry, Mr. Prabhat Dutta, and Atanu provided a satisfactory report on the project results.