ventilation hole

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• Ventilation (firefighting) — In firefighting, ventilation refers to the tactic of creating a draft with an opening above or opposite the entry point so that heat and smoke will be released, permitting the firefighters to find and attack the fire. If a large fire is not… …   Wikipedia

• ventilation — noun ADJECTIVE ▪ adequate, good, proper ▪ Inspectors checked that there was adequate ventilation. ▪ inadequate, poor ▪ artificial …   Collocations dictionary

• Crankcase ventilation system — A crankcase ventilation system is a way for gases to escape in a controlled manner from the crankcase of an internal combustion engine. A common type of such system is a positive crankcase ventilation (PCV) system, the heart of which is a PCV… …   Wikipedia

• Black Hole of Calcutta — The Black Hole of Calcutta was a small dungeon in Fort William where troops of the Nawab of Bengal, Siraj ud Daulah, held British prisoners of war after the capture of Fort William on June 20, 1756. John Zephaniah Holwell claimed that following… …   Wikipedia

• Coal hole — A selection of coal hole covers from Gordon Square, London and surrounding streets A coal hole is a hatch in the pavement (sidewalk, in US usage) above an underground coal bunker.[1] They are sometimes found outside houses that existed during the …   Wikipedia

• Smoke hole — Smoke holes (also called smokeholes or smoke holes) refers to the historical and modern reconstructed Native American long house ceiling ventilation. Longhouse smoke holes occur in intervallic square openings along the roof of Native American… …   Wikipedia

• Quecreek Mine Rescue — The Quecreek Mine Rescue took place when nine miners were trapped underground for over 78 hours, July 24 ndash;28, 2002. All nine miners were rescued.Accident and rescueOn July 24, 2002, coal miners at the Quecreek Mine in Lincoln Township,… …   Wikipedia

• igloo — /ig looh/, n., pl. igloos. 1. an Eskimo house, being a dome shaped hut usually built of blocks of hard snow. 2. Informal. any dome shaped construction thought to resemble an igloo: immense silos topped with steel igloos. 3. Mil. a dome shaped… …   Universalium

• Vernacular architecture — is a term used to categorize methods of construction which use locally available resources and traditions to address local needs and circumstances. Vernacular architecture tends to evolve over time to reflect the environmental, cultural and… …   Wikipedia

• Olsenbanden tar gull — DVD cover Directed by Knut Bohwim Written by Erik Balling Henning Bahs …   Wikipedia

• Вентиляционная скважина —         (a. ventilation hole, air hole; н. Wetterbohrloch; ф. trou d aerage; и. orificio de ventilacion) буровая скважина большого диаметра, предназначенная для вентиляции; используется для отвода исходящей струи воздуха, реже для подачи свежего… …   Геологическая энциклопедия