Ключевые слова: action, active, aero, aeronautics, aerostatics, air, airplane, aviation, blue, controllable, dangerous, equipment, equipping, extremal, extreme, flight, fly, flying, glider, gliding, grade, hang, hanggliding, incline, lean, leisure, man, parachute, parachuting, parachutist, paraglider, paragliding, paraplane, paratrooper, pilot, pilotage, pitch, plane, sky, skydiver, slope, sport, tilt, training, wing,