Question: who is prafulla chandra roy?
Answer: Scientific career Acharya Sir Prafulla Chandra Ray (also spelled Prafulla Chandra Rây and Prafulla Chandra Roy) CIE, FNI, FRASB, FIAS, FCS (Bengali: প্রফুল্ল চন্দ্র রায় Praphulla Chandra Rāy; 2 August 1861 – 16 June 1944) was an eminent Indian Bengali chemist, educationist, historian, industrialist and philanthropist.