Regarding the BTX unit of the National Refinery, fabrication of major equipment was nearing in the March 1976. In the field of Petrochemical Projects, negotiations continued wit, h outside agencies, on pay as- you - earn basis for the production of polyethylene, polypropylene starting from Naphtha Cracker. The carbon black project approved by ECNEC in August 1975 was under process. Test given of feed stocks had been made.