BAS is mainly used in commercial HVAC control systems and energy management system applications. Building Automation itself is an energy management system which saves management companies and building owners by efficiently controlling air conditioning and heating comfort and process systems.
Others symptoms of ovarian cancer can include: 1  Fatigue. 2  Upset stomach. 3  Back pain.  Pain during 1  sex. Constipation.  Menstrual 1  changes. Abdominal swelling with weight  loss.
Ovarian cancer symptoms are vague and may be overlooked, making the tumor difficult to diagnose in the early, more treatable stages. By the time the cancer is diagnosed, it has often metastasized to other organs. Ovarian cancer first invades organs adjacent to the ovaries, but it can spread as far as the lungs or liver in the more advanced stages.