helium balloon
31Rozière balloon — The Rozière balloon (or simply Rozière) is a type of hybrid balloon that has separate chambers for a non heated lifting gas (such as hydrogen or helium) as well as a heated lifting gas (as used in a hot air balloon or Montgolfière.) This type of… …
32Intra-aortic balloon pump — The Intra aortic balloon pump (IABP) is a mechanical device that is used to decrease myocardial oxygen demand while at the same time increasing cardiac output. By increasing cardiac output it also increases coronary blood flow and therefore… …
33Ceiling balloon — A ceiling balloon is used by meteorologists to determine the height of the base of clouds above ground level during daylight hours.The principle behind the ceiling balloon is a balloon with a known ascent rate (how fast it climbs) and determining …
34The Red Balloon — Infobox Film name = The Red Balloon image size = caption = DVD cover director = Albert Lamorisse producer = Albert Lamorisse writer = Albert Lamorisse narrator = starring = Pascal Lamorisse music = Maurice Leroux cinematography = Edmond Séchan… …
35Hopper balloon — A pair of hopper balloons A hopper balloon (simply hopper) is a small, one person hot air balloon. Unlike a conventional hot air balloon where people ride inside a basket, there is no basket on a hopper balloon. Instead, the hopper pilot usually… …
36Observation balloon — An observation balloon being launched from the USS Arizona. This balloon has a two man crew that performed artillery spotting in support of the battleship s main guns …
37Weather balloon — and student volunteer at NWS Weather Forecast Office, Riverton, Wyoming, USA …
38High altitude balloon — BLAST high altitude balloon just before launch on June 12, 2005High altitude balloons are unmanned balloons, usually filled with helium, that are released into the upper atmosphere, generally reaching between 60,000 and 120,000 feet (18,000… …
39Intrepid (balloon aircraft) — The Intrepid was a helium gas balloon or aerostat built for use by the Union Army Balloon Corps for aerial reconnaissance purposes during the American Civil War. It was one of seven balloons constructed for the Balloon Corps and was one of the… …
40Research balloon — Research balloons are balloons that are used for scientific research. They are usually unmanned, filled with a lighter than air gas like helium, and fly at high altitudes. Meteorology, atmospheric research, astronomy, and military research may be …
