 The aircraft was powered by four Pratt & Whitney JT3D-1-MC7 turbofan engines with water cooling and a thrust of 17,000 pounds each.Flight ME438 was an international passenger flight from Beirut, Lebanon to Muscat, Oman, with a stopover in Dubai, United Arab Emirates.With 15 crew members and 66 passengers (other sources stated that there were 67 passengers) on board, flight 438 departed from Beirut.