ISLAMABAD: August 18 Federal Minister for Energy Omar Ayub Khan and Special Assistant to Prime Minister on Petroleum Nadeem Babar inaugurating PSO Euro-V Petrol filling Station at PSO Station. APP APP68-18 ISLAMABAD: August 18 Federal Minister for Energy Omar Ayub Khan and Special Assistant to Prime Minister on Petroleum Nadeem Babar inaugurating PSO Euro-V Petrol filling Station at PSO Station. APP APP68-18