The process of safely disposing of 150 tons of hazardous chemicals that had been stored inside the restricted area of Chattogram Port for 23 years has begun using environmentally sound methods.On Saturday morning, in the presence of members of the Chemical Destruction Committee, nine containers carrying the hazardous chemicals left the port under special security arrangements for Wata Chemicals Limited in Rupganj upazila of Narayanganj.The first shipment contains 106 tons of chemicals. The remai...