- metal. abbr.Circulator Outlet Gas Duct
United dictionary of abbreviations and acronyms. 2015.
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Oil sands — The Athabasca oil sands in Alberta, Canada, are a very large source of bitumen, which can be upgraded to synthetic crude oil. Bituminous sands, colloquially known as oil sands or tar sands, are a type of unconventional petroleum deposit. The… … Wikipedia
Americans for Tax Reform — is an interest group seeking to reduce the overall level of taxation in the United States, at the federal, state and local level. Its founder and president is Grover Norquist, an influential Republican lobbyist.BackgroundAmericans for Tax Reform… … Wikipedia