Jalousie window Jalousie window A jalousie window (, ) or louvre window (Australia, New Zealand, Pacific Islands, Southeast Asia, United Kingdom) is a window composed of parallel glass, acrylic, or wooden louvres set in a frame. The louvres are joined onto a track so that they may be tilted open and shut in unison to control airflow, usually by turning a crank. Jalousie is the French word for jealousy. It originated in 18th century France from the Italian word "geloso", which means jealous, or screen, as in to screen something from view. Supposedly because of their slatted louvres, jalousie windows protect the
Bay of Gibraltar 2008. From the 24,535 vessels called at the Port of Algeciras Bay, 2,173 took on fuel. Gibraltar in 2009 supplied over of fuel. The local CEPSA refinery produces supplies much of the fuel for bunkering in the bay which it delivers on seven dedicated barge to either Algeciras or Gibraltar. Due to all these facts and the heavy industries along the shoreline, airborne and marine pollution are serious problems in the area. Environmental groups have raised concerns about the risks of oil spills and other types of pollution, particularly in the light of the bay's ecological importance. In May 1998,