Former Chairman of ISRO Shri K. Sivan delivers the keynote address. By C.R.Beura Bhubaneswar,May 11 :Navratna CPSE National Aluminium Company Limited (NALCO) joined the nation in celebrating the 24th National Technology Day at its Research & Technology Centre at Bhubaneswar on Wednesday. Former Chairman of ISRO, Dr K. Sivan addressed the gathering on the theme Continue Reading