shell ventilation

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• Shell Lease — A commercial lease in which a tenant rents a property with an unfinished interior to which he or she will finish construction and make improvements. The rented property is an unfinished shell of a building, often a unit in a new shopping center,… …   Investment dictionary

• Mechanical ventilation — In architecture and climate control, mechanical or forced ventilation is the use of powered equipment, e.g. fans and blowers, to move air  see ventilation (architecture). Mechanical ventilation Intervention …   Wikipedia

• Modes of mechanical ventilation — Contents 1 Positive and negative pressure ventilation 1.1 Negative pressure ventilation 1.1.1 Types of negat …   Wikipedia

• Biphasic Cuirass Ventilation — (BCV) is a method of ventilation which requires the patient to wear an upper body shell or cuirass, so named after the body armour worn by medieval soldiers. The ventilation is biphasic because the cuirass is attached to a pump which actively… …   Wikipedia

• Concrete shell — Oceanografic Valencia A concrete shell, also commonly called thin shell concrete structure, is a structure composed of a relatively thin shell of concrete, usually with no interior columns or exterior buttresses. The shells are most commonly flat …   Wikipedia

• Fan shell — Fan Fan (f[a^]n), n. [AS. fann, fr. L. vannus fan, van for winnowing grain; cf. F. van. Cf. {Van} a winnowing machine, {Winnow}.] 1. An instrument used for producing artificial currents of air, by the wafting or revolving motion of a broad… …   The Collaborative International Dictionary of English

• George W. Shell — George Washington Shell (* 13. November 1831 bei Laurens, Laurens County, South Carolina; † 15. Dezember 1899 ebenda) war ein US amerikanischer Politiker. Zwischen 1891 und 1895 vertrat er den Bundesstaat South Carolina im US… …   Deutsch Wikipedia

• George W. Shell — George Washington Shell (November 13, 1831 December 15, 1899) was a U.S. Representative from South Carolina.Born near Laurens, South Carolina, Shell attended the common schools and Laurens Academy.He engaged in agricultural pursuits.He entered… …   Wikipedia

• respiration — respirational, adj. /res peuh ray sheuhn/, n. 1. the act of respiring; inhalation and exhalation of air; breathing. 2. Biol. a. the sum total of the physical and chemical processes in an organism by which oxygen is conveyed to tissues and cells,… …   Universalium

• building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …   Universalium

• Radon — This article is about the chemical element. For other uses, see Radon (disambiguation). astatine ← radon → francium Xe ↑ Rn ↓ Uuo …   Wikipedia