A gas refinery.
refinery definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
noun pl. refineries
an establishment or plant for refining, or purifying, such raw materials as oil, metal, or sugar
Origin: ; from refine plush -ery, based on French raffinerie
refinery definition by American Heritage Dictionary
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
noun pl. re·fin·er·ies
An industrial plant for purifying a crude substance, such as petroleum or sugar.
refinery - Science Definition
An industrial plant that uses mechanical and chemical means to purify a substance, such as petroleum or sugar, or to convert it to a form that is more useful.