Natural gas for oil refineries, and the fuel source in hydrogen vehicles. Protein rich animal and fish feed is produced by feeding natural gas to Methylococcus capsulatus bacteria on commercial scale. Natural gas is also used in the manufacture of fabrics, glass, steel, plastics, paint, and other products. Natural gas is mainly composed of methane. After release to the atmosphere it is removed by gradual oxidation to carbon dioxide and water by hydroxyl radicals () formed in the troposphere or stratosphere, giving the overall chemical reaction + 2 → + 2. While the lifetime of atmospheric methane is relatively short when compared
Gas Natural Building out from the main tower. It is located near the seafront, and to the southwest of two other La Barceloneta skyscrapers, the Hotel Arts and the Torre Mapfre. Gas Natural Building Gas Natural Building, also known as Mare Nostrum Tower, is an office skyscraper located in the La Barceloneta neighbourhood of the Ciutat Vella district in Barcelona, Spain. It is the headquarters building of the Spanish company Naturgy, formerly known as "Gas Natural". The Gas Natural Building was designed by the architects Enric Miralles and Benedetta Tagliabue in the high-tech architectural style. It was completed in 2005, and officially inaugurated