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.
The main symptoms of uterine or endometrial polyps are heavy bleeding during the menstrual cycle, bleeding between periods, irregular menstrual cycles, bleeding after menopause, bleeding after sex and infertility. The most common treatment is a hysteroscopy that allows the surgeon to view and remove the polyps.