Ключевые слова: action, air vehicle, aircraft, airline, airplane, airport, antifreeze, aviation, bad weather, chemical, cold, condensation, czech republic, defrost, deicing, delayed, departure, equipment, flight, frost, frozen, glycol, handling, icy, journey, liquid, machine, night, place of work, plane, prague, preparation, problem, protection, safety, snow, spray, steam, taxiway, technology, transport, transportation, travel, truck, waiting, water, weather, winter, working,