A by-product of natural gas processing and petroleum refining, it is commonly used as a fuel for engines, oxy-gas torches, portable stoves, and residential central heating. Propane is one of a group of liquefied petroleum gases (LP gases).
Signs and symptoms of appendicitis may include: 1  Sudden pain that begins on the right side of the lower abdomen. 2  Sudden pain that begins around your navel and often shifts to your lower right abdomen. 3  Pain that worsens if you cough, walk or make other jarring movements.  Nausea and vomiting.
Most often, the pain you feel when you have appendicitis begins as a dull ache around your belly button, which shifts to your lower right abdomen where your appendix is located. Additionally, appendicitis pain: 1  Begins suddenly (it often wakes people up at night)  Becomes significantly sharper in a matter of a few hours.