CLEAN SCIENCE AND TECHNOLOGY L revenue for the last year amounted to 7.92 B INR, the most of which — 9.06 B INR — came from its highest performing source at the moment, Specialty Chemicals. The greatest contribution to the revenue figure was made by Rest of the World — last year it brought CLEAN SCIENCE AND TECHNOLOGY L 6.71 B INR, and the year before that — 4.81 B INR.