As of 2007, ethanol is produced mostly from sugars or starches, obtained from fruits and grains. In contrast, cellulosic ethanol is obtained from cellulose, the main component of wood, straw, and much of the structure of plants.
The most common symptoms of endometriosis include: 1  Pelvic pain - usually, but not always, associated with menstrual periods. The pain can be severe and debilitating. 2  Bowel related symptoms such as bloating and fluctuating bowel habit, similar to irritable bowel syndrome (IBS) 3  Pain during or after sexual intercourse.
Symptoms of endometriosis can include: 1  Pain. 2  This is the most common symptom. 3  Women with endometriosis may have many different kinds of pain. 4  These include: 5  Very painful menstrual cramps. 6  The pain may get worse over time. 7  Chronic (long-term) pain in the lower back and pelvis.