What is Gas, intestinal?

Gas, intestinal: The complaint referred to as intestinal gas is a common one and the discomfort can be quite significant.Everyone has gas and eliminates it by burping or passing it through the rectum. In manyinstances people think they have too much gas when in reality they have normal amounts.Most people produce 1 to 3 pints of intestinal gas in 24 hours and pass gas an average of14 times a day. It is made up primarily of odorless vapors such as carbon dioxide, oxygen,nitrogen, hydrogen, and in some families, methane. The unpleasant odor is due to bacteriain the large intestine that release small amounts of gases containing sulfur.