1. Soon after, the pair of pipes that jut from virtually every building start burping soot.
2. burping
2. Along with the government, it is financing a $ 24 million campaign to reduce burping.
3. But more than 10 percent of those gases come from what bureaucrats call livestock emissions - animals'burping.
noun
1. a reflex that expels gas noisily from the stomach through the mouth
Synonym: belch belching burp eructation