Everyone has gas and eliminates it by burping or passing it through the rectum (flatus).
Most people produce about 1 to 3 pints a day and pass gas about 14 times a day. However, many people think that they have too much gas, when they really have normal amounts.
Gas is made primarily of odorless vapors - carbon dioxide, nitrogen, hydrogen, and sometimes methane. The unpleasant odor of flatulence comes from bacteria in the large intestine that release small amounts of gases that contain sulfur....
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