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 All Saints slave port for the sugarcane fields of Brazil by the early 18th century. In the whaling days, it was also a popular spot, since the bay was a mating ground for whales. The northeast shore of the Bay of All Saints is home to Brazil's first active oil fields. The municipality of São Francisco do Conde, at the north of the bay, remains a port that serves the oil refineries at Mataripe. The bay is dredged from the port to the Atlantic Ocean to remain open to shipping. Bay of All Saints The Bay of All Saints (), also known