air obstacle
1Obstacle — to traffic caused by a collapse in highway 140, in Ferguson, state of California (USA), on 21 April 2008 02:36:01 PM PDT An obstacle (also called a barrier or a stumbling block) is an object, thing, action or situation that causes an obstruction …
2AIR — Le globe terrestre est entouré d’une atmosphère constituée d’un mélange gazeux nommé air, qui s’étend de la surface du sol jusqu’à une altitude d’environ 150 kilomètres. La pression de l’air au niveau de la mer a longtemps servi d’unité de… …
3air — 1. (êr) s. m. 1° Fluide invisible, transparent, sans odeur ni saveur, pesant, compressible, élastique, qui forme autour de la terre une couche nommée atmosphère, et qui est composé de 0,79 d azote et de 0,21 d oxygène. L air était un des quatre …
4Air Lib — est une ancienne compagnie aérienne française déclarée en cessation de paiements le 13 février 2003 et dont le tribunal de commerce de Créteil a prononcé la liquidation le 17 février 2003. À cause de l ampleur des fonds… …
5Air Liberté — Air Lib Air Lib est une ancienne compagnie aérienne française déclarée en cessation de paiements le 13 février 2003 et dont le tribunal de commerce de Créteil a prononcé la liquidation le 17 février 2003. À cause de l ampleur… …
6Air Caribbean — was an airline that served from Luis Muñoz Marín International Airport, then Isla Verde International Airport , in San Juan.HistoryThe 1970s and 1980s were decades when several Puerto Rican airlines existed and competed against each other,… …
7Obstacle course — An obstacle course is a series of challenging physical obstacles an individual or team must navigate usually while being timed. Obstacle courses can include running, climbing, jumping, crawling, swimming, and balancing elements with the aim of… …
8Air traffic obstacle — An Air traffic obstacle is a tall structure which can endanger air traffic. Air traffic obstacles have to be marked in most cases with red and white colored markings and with aircraft warning lights at night. On larger structures blinking lights… …
9Obstacle Collision Avoidance System — The Obstacle Collision Avoidance System (OCAS) is designed to alert pilots if their aircraft is in immediate danger of flying into an obstacle. OCAS uses a low power ground based radar to provide detection and tracking of an aircraft s proximity… …
10Air conditioner — For general aspects of air conditioning, see Air conditioning. A typical home air conditioning unit. An air conditioner (often referred to as AC) is a home appliance, system, or mechanism designed to dehumidify and extract heat from an area. The… …
