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.
Some women with endometriosis deal with on-and-off constipation or diarrhea. It may get worse around the time of menstruation. Also, some women will experience pain during bowel movements or when passing gas. In severe cases, endometriosis may develop within the bowel itself.