Jalousie window sustainable living. A commonly accepted advantage of jalousie windows is their ability to be left part way open in heavy rains as a way to maintain desirable ventilation, whether a sunshower or prolonged tropical storm. An experiment in 1960 tested the efficacy of jalousie windows in tropical climates to exclude rain while still allowing for air flow. A major issue with excluding rain while allowing air flow is that both tend to come from the same direction. The angled slatted jalousie windows give the impression of solving this issue, however, the actual efficacy of the windows to let in air
Bay of All Saints area with an average depth of . The Paraguaçu River travels to empty into the bay and the coastal lowlands of the Reconcavo Basin are at its mouth. It contains 91 islands, the largest being Itaparica Island at its entrance. The Italian explorer Amerigo Vespucci was the first European to visit the bay, during his second expedition to the Americas. He entered the bay on All Saints' Day (November 1), 1501. He named the of after the date and his parish church in Florence, San Salvatore di Ognissanti. Initially, the bay, its principal settlement, and the captaincy around it all