Definition of interventionism for English Language Learners. : a government policy or practice of doing things to directly influence the country's economy or the political affairs of another country. See words that rhyme with interventionism.
388 Followers. A. Gas is a product of digestion that is made primarily of odorless vapors -- carbon dioxide, oxygen, nitrogen, hydrogen, and sometimes methane. The unpleasant odor is due to bacteria in the large intestine that release small amounts of gases containing sulfur.
Methane is a gas consisting of one carbon atom with four hydrogen atoms attached. The only chemical reaction it is used in is combustion.n Elements and Compounds. Burning methane is a combustion reaction, which is where a hydrocarbon (such as methane) is burnt in the presence of oxygen to form carbon dioxide and water vapor.