AircraftNoiseNoise, TransportationAviationAccidents, AviationAerospace MedicineNoise, OccupationalAirportsChrysanthemum cinerariifoliumDyssomniasEnvironmental ExposureHearing Loss, Noise-InducedMotor VehiclesTritolyl PhosphatesTravelAutomobilesOccupational ExposureChlorofluorocarbons, MethaneLoudness PerceptionSignal-To-Noise RatioFuel OilsMicro-Electrical-Mechanical SystemsArabiaGravitationEar Protective DevicesAuditory ThresholdInsecticides