Ключевые слова: acceleration, air travel, aircraft, aircrafts, airplane, airplanes, aviation, blue skies, blue sky, condensation trail, condensation trails, contrail, contrails, copy, copy space, copyspace, fixedwing aircraft, fixedwing aircrafts, horizontal, jet stream, jets, low angle, low angles, lowangle, lowangles, outdoors, outside, skies, speed, twill,