refinery

An industrial plant for purifying a crude substance, such as petroleum or sugar.

A place or establishment where some substance, as petroleum, is refined; specifically, in metallurgy, a place where metals are refined. See refine and finery.

The building and apparatus for refining or purifying, esp. metals and sugar.

A furnace in which cast iron is refined by the action of a blast on the molten metal.

A building, or a mass of machinery, used to produce refined products such as sugar, oil, or metals.

an industrial plant for purifying a crude substance