(3) aircraft contamination contamination often occurs on the ground because the activities regarding aircraft maintenance, such as fuel oil, including the shooting caused an accident.
(3) contamination of aircraft. Contamination usually occurs due to activities on the ground. On aircraft such as the maintenance of the fuel oil. The cause of the accident
(3) contamination from the aircraft. The contamination occurred on the ground because the activities about the aircraft, such as maintenance, taking fuel, including from the accident.