sealed chamber
11Ionization chamber — An ionization chamber is a device used for two major purposes: detecting particles in air (as in a smoke detector), and for detection or measurement of ionizing radiation. An ionization chamber is an instrument constructed to measure the number… …
12Spark-chamber detector — A spark chamber detector is a particle detector, a device used in particle physics for detecting electrically charged particles. It was most widely used in the 1970s, and has since been superseded by more sophisticated detectors such as drift… …
13gas chamber — an enclosure used for the execution of prisoners by means of a poisonous gas. [1935 40] * * * ▪ execution device method of executing condemned prisoners by lethal gas. The gas chamber was first adopted in the U.S. state of Nevada in… …
14The Sealed Room — Infobox Film name = The Sealed Room director = D.W. Griffith writer = Honore de Balzac Edgar Allan Poe Frank E. Woods starring = Arthur V. Johnson Marion Leonard Henry B. Walthall Mary Pickford Mack Sennett music = Robert Israel cinematographer …
15Vacuum chamber — A vacuum chamber is a rigid enclosure from which air and other gases are removed by a vacuum pump. The resulting low pressure, commonly referred to as a vacuum, allows researchers to conduct physical experiments or to test mechanical devices… …
16Mine rescue chamber — A mine rescue chamber is an emergency shelter installed in underground environments. The rescue chambers in a typical coal mine provide 4 days of air, food and water for up to 15 people. Communication equipment is also available. The chambers are …
17torricellian chamber — A submerged air filled chamber of a cave at a pressure below atmospheric pressure, sealed by water, having an air water surface above that of adjacent free air water surfaces [10] …
18Pressure measurement — The construction of a bourdon tube gauge, construction elements are made of brass Many techniques have been developed for the measurement of pressure and vacuum. Instruments used to measure pressure are called pressure gauges or vacuum gauges. A… …
19Crypt of Civilization — interior contents The Crypt of Civilization is a sealed airtight chamber located at Oglethorpe University in Atlanta, Georgia. The crypt consists of preserved artifacts scheduled to be opened in the year AD 8113.[1] …
20Locked room mystery — The locked room mystery is a sub genre of detective fiction wherein a crime such as murder is committed under apparently impossible circumstances typically involving a crime scene that no intruder could have entered or exited (thus locked room ) …
