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natural gas
natural gas natural mixture of gaseous hydrocarbons found issuing from the ground or obtained from specially driven wells. The composition of natural gas varies in different localities. Its chief component, methane , usually makes up from 80% to 95%, and the balance is composed of varying amount...
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inert gas
inert gas or noble gas, any of the elements in Group 18 of the periodic table . In order of increasing atomic number they are: helium , neon , argon , krypton , xenon , and radon . They are colorless, odorless, tasteless gases and were once believed to be entirely inert, i.e., forming no...
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poison gas
poison gas any of various gases sometimes used in warfare or riot control because of their poisonous or corrosive nature. These gases may be roughly grouped according to the portal of entry into the body and their physiological effects. Vesicants (blister gases) produce blisters on all body surface...
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ethane
ethane , CH 3 CH 3 , gaseous hydrocarbon. It is a continuous-chain alkane . As a constituent of natural gas, it is used for fuel. It can be prepared by cracking and fractional distillation of petroleum.
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Alvin
Alvin city (1990 pop. 19,220), Brazoria co., S Tex.; inc. 1893. The city is chiefly residential but is near an agricultural area where rice, cotton, soybeans, and pecans are raised. Industries include oil and natural gas; rice milling; and the manufacture of concrete, fabricated metal products, and...
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Crowley
Crowley , city (1990 pop. 13,983), seat of Acadia parish, SW La.; inc. 1888. It is a shipping, milling, and storage center for a large rice-growing area and has a rice experiment station. Oil and natural gas wells are located nearby.
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Jackson
Jackson State capital and largest city of Mississippi, USA, on the Pearl River, sw Mississippi. Established as a trading post in the 1790s, it was chosen as state capital in 1821. Industries: natural gas, glass, textiles. Pop. (2000) 184,256....
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Wainwright
Wainwright town (1991 pop. 4,732), E Alta., Canada, SE of Edmonton and near the Sask. border. It is a trade center and railroad division point for an oil and natural gas area. It has oil refineries, grain elevators, and flour mills. Nearby is a military base.
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methane
methane , CH 4 , colorless, odorless, gaseous saturated hydrocarbon; the simplest alkane . It is less dense than air, melts at -184°C, and boils at -161.4°C. It is combustible and can form explosive mixtures with air. Methane occurs naturally as the principal component of natural gas ; it ...
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Alice
Alice city (1990 pop. 19,788), seat of Jim Wells co., S Tex.; inc. 1910. Long a cow town at a railroad junction, Alice remains a cattle-shipping center. Oil and natural gas are also important to its economy. Manufactures include office equipment and fishing tools. Nearby are a wildlife refuge, the ...
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