Business / Agriculture / Methane: A gas created by anaerobic decomposition of organic compounds. Natural gas is composed mostly of methane. Methane is a so-called greenhouse gas (see greenhouse effect). Agricultural wastes, especially animal wastes, are a major source of methane releases to the atmosphere.
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Science / Chemistry / Dichloromethane: (CH2Cl2) Dichloromethane (CH2Cl2) is an organic solvent often use to extract organic substances from samples. It is toxic but much less so than chloroform or carbon tetrachloride, which were previousl MORE