extract ventilation
21Passive cooling — refers to technologies or design features used to cool buildings without power consumption, such as those technologies discussed in the Passive house project.Passive coolingThe term passive implies that energy consuming mechanical components like …
22Negative pressure ventilator — This article is about the medical device. For the band, see Iron Lung (band). Negative pressure ventilator Intervention An Emerson iron lung. The patient lies within the chamber, which when sealed provides an effectively oscillating atmospheric… …
23Dynamic insulation — is a form of insulation where cool outside air flowing through the thermal insulation in the envelope of a building will pick up heat from the insulation fibres. Buildings can be designed to exploit this to reduce the transmission heat loss (U… …
24Mining — This article is about the extraction of geological materials from the Earth. For the municipality in Austria, see Mining, Austria. For the siege tactic, see Mining (military). For name of the Chinese emperor, see Daoguang Emperor. Simplified… …
25HFOV — Bei der Hochfrequenzbeatmung (High Frequency Oscillation Ventilation, HFOV) wird ein hoher kontinuierlicher alveolärer Distentionsdruck (ähnlich der CPAP Beatmung) mit Hilfe eines hohen Gasflusses im Beatmungssystem (nicht zum Patienten)… …
26HFOV-Beatmung — Bei der Hochfrequenzbeatmung (High Frequency Oscillation Ventilation, HFOV) wird ein hoher kontinuierlicher alveolärer Distentionsdruck (ähnlich der CPAP Beatmung) mit Hilfe eines hohen Gasflusses im Beatmungssystem (nicht zum Patienten)… …
27beer — /bear/, n. 1. an alcoholic beverage made by brewing and fermentation from cereals, usually malted barley, and flavored with hops and the like for a slightly bitter taste. 2. any of various beverages, whether alcoholic or not, made from roots,… …
28Beer — /bear/, n. Thomas, 1889 1940, U.S. author. * * * I Alcoholic beverage made usually from malted barley, flavoured with hops, and brewed by slow fermentation. Known from ancient times, beer was especially common in northern climates not conducive… …
29History of the London Underground — The history of the London Underground is one of gradual evolution. One section of it was the first urban underground passenger carrying railway in the world, for although the Atlantic Avenue Tunnel in New York, opened in 1844, is sometimes called …
30Solar air conditioning — refers to any air conditioning (cooling) system that uses solar power. This can be done through passive solar, photovoltaic conversion (sun to electricity), or solar thermal energy conversion. The U.S. Energy Independence and Security Act of… …
