11.   Both companies produce industrial gasses such as carbon dioxide, oxygen and nitrogen.

12.   Both will produce gas and convert it to liquid form for transport, mostly to Asian buyers.

13.   Even after the war, Swiss companies hired skilled Germans, including some from I.G. Farbenindustrie AG, which used forced labor and produced gas for Nazi death chambers.

14.   IGCC power plants produce gas from traditionally dirty fuels such as coal, heavy oils, petroleum coke and biomass.

15.   It also explores and produces gas around the world.

16.   Mexico recently ended its government monopoly on gas distribution and retail sales, although foreign companies are still prevented from exploring for and producing gas.

17.   Soybeans, like other beans, may produce gas, so introduce them slowly.

18.   That is because cars produce local air pollution, which damages human health and the environment, and also produce greenhouse gases, which contribute to global warming.

19.   The burning of coal, oil and natural gas, the energy mainstays of the modern economy, produces waste gases that remain in the atmosphere, trapping heat.

20.   The gases are produced by burning fossil fuels like coal, oil and natural gas.