Natural-gas processing
…CH4) and ethane (C2H6), the shortest and lightest hydrocarbon molecules. It often also contains varying amounts of: Heavier gaseous hydrocarbons: propane (C3H8), normal butane (n-C4H10), isobutane (i-C4H10) and pentanes. All of these are collectively referred to as Natural Gas Liquids or NGL and can be…