Ipratropium bromide. Ipratropium bromide, sold under the trade name Atrovent among others, is a medication which opens up the medium and large airways in the lungs. It is used to treat the symptoms of chronic obstructive pulmonary disease and asthma. It is used by inhaler or nebulizer.
Aerospace is the human effort in science, engineering and business to fly in the atmosphere of Earth (aeronautics) and surrounding space (astronautics). Aerospace organisations research, design, manufacture, operate, or maintain aircraft and/or spacecraft. Aerospace activity is very diverse, with a multitude of commercial, industrial and military applications.
An airplane is a heavier-than-air flying machine whose primary purposes are transport and research. A plane's wings, engines, and control surfaces enable it to fly. Control surfaces are movable sections of the wings and tail. The power of the engine(s) is responsible for pushing the plane through the air.