Flatus and manure from animals contain not only methane, but also nitrous oxide, an even more potent warming agent.
He was prescribed medication for excessive flatus.
Lower abdominal pain may be relieved by passing stool or flatus.
Bacteria growing in the bowel produce most of the gases that are passed as flatus.
Other symptoms include clay-colored stools, chills and a fever, flatus, belching and a bloated feeling.
