The U.S. currently produces 9.2 billion gallons of ethanol a year and consumes 9.6 billion gallons. Biodiesel is a biofuel made from plant-or animal-based fats and can run in a regular diesel engine. In fact, Rudolf Dieselâs original prototype engine ran on peanut oil.
Symptoms of endometriosis may include: 1  Pain, especially excessive menstrual cramps that may be felt in the abdomen or lower back. 2  Pain during intercourse. 3  Abnormal or heavy menstrual flow. 4  Infertility. Painful urination during menstrual periods.  Painful bowel movements during menstrual periods.
Endometrial cells are the lining cells of the uterus and are cells that are shed each month during menstruation. Endometriosis occurs when cells like the lining of the uterus grow in or on tissues outside the uterus; these areas are called endometriosis implants.These implants are most commonly found on the ovaries, the Fallopian tubes, outer surfaces of the uterus or intestines, and on the surface lining of the pelvic cavity. Infertility. 2  Pelvic pain during menstruation or ovulation can be a symptom of endometriosis, but may also occur in normal women. 3  Endometriosis can be suspected based on the woman's pattern of symptoms, and sometimes during a physical examination, but the definite diagnosis is confirmed by surgery, usually laparoscopy.