- Flue - Smokestack - Structure for carrying away smoke - Vertical pipe that conducts smoke - A fireplace or hearth. - That part of a building which contains the smoke flues;
esp. an upright tube or flue of brick or stone, in most cases extending
through or above the roof of the building. Often used instead of
chimney shaft. - A tube usually of glass, placed around a flame, as of a
lamp, to create a draft, and promote combustion.
- A vertical pipe, open at the top, between a hydrant and
a reservoir, to equalize the flow of water; also, a large vertical
pipe, near a pumping engine, into which water is forced up, so as to
give it sufficient head to rise to the required level at a distance. - A supply pipe of sufficient elevation to enable the
water to flow into the boiler, notwithstanding the pressure of the
steam.