From Longman Dictionary of Contemporary Englishnatural gasˌnatural ˈgas noun [uncountable] TPGgas used for heating and lighting, taken from under the earth or under the sea
Examples from the Corpus
natural gas• The dwindling supplies of crude oil and natural gas are frequently discussed in newspaper articles.• Projected demand for natural gas 4.• The new natural gas furnaces operate at nearly 95 % efficiency, Schafhausen said.• Can energy efficiency and a greater dependence on natural gas cut carbon emissions sufficiently on their own?• Conventional wisdom did not favor retrofitting to coal use boilers originally designed for oil or natural gas.• Here coal could serve as alternative feedstock thus displacing oil and releasing natural gas for higher use.• Where is the natural gas brought ashore by pipelines?• There are also possible shortages of the natural gas used to cook food and heat homes and businesses.From Longman Business Dictionarynatural gasnatural gas [uncountable] gas used for heating and lighting, taken from under the earth or under the seaTehran planned to sell the Ukraine 75 billion cubic meters of natural gas a year.They produced an engine powered by natural gas. → gas 