Committed to PEOPLE'S RIGHT TO KNOW Vol. 5 Num 1108 Fri. July 13, 2007       Metropolitan Eco-nephron keeps lubricating oil clean AHM Rejaul Kabir speaks at a workshop at Cirdap auditorium in the city yesterday. On his right is Prof Morio Sumimoto and on his left is Dhaka Chamber President Hossain Khaled. PHOTO: STAR