upward ventilation
11architecture — /ahr ki tek cheuhr/, n. 1. the profession of designing buildings, open areas, communities, and other artificial constructions and environments, usually with some regard to aesthetic effect. Architecture often includes design or selection of… …
12Amyotrophic lateral sclerosis — This article is about progressive Motor Neuron Disease (MND) affecting both the upper motor neurons and lower motor neurons. For MND affecting either but not necessarily both, see Motor neurone disease. ALS redirects here. For other uses, see ALS …
13Fire investigation — Forensic science Physiological sciences …
14Convection — This figure shows a calculation for thermal convection in the Earth s mantle. Colors closer to red are hot areas and colors closer to blue are cold areas. A hot, less dense lower boundary layer sends plumes of hot material upwards, and likewise,… …
15Passive 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 …
16Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
17Shaft construction — concerns the building of vertical openings such as Raises and Shafts. Shafts are vertical openings used for supplying equipment, personnel, and support systems to the horizontal tunnel where the pipeline is installed. They can be temporary or… …
18pregnancy — /preg neuhn see/, n., pl. pregnancies. the state, condition, or quality of being pregnant. [1520 30; PREGN(ANT) + ANCY] * * * Process of human gestation that takes place in the female s body as a fetus develops, from fertilization to birth (see… …
19Investissement direct à l'étranger — Pour les articles homonymes, voir IDE et FDI. Les investissements directs à l étranger, ou investissements directs étrangers[1] (IDE en abrégé, traduction de l acronyme anglais FDI pour Foreign Direct Investment), également appelés… …
20Architecture and Civil Engineering — ▪ 2009 Introduction Architecture For Notable Civil Engineering Projects in work or completed in 2008, see Table (Notable Civil Engineering Projects (in work or completed, 2008)). Beijing was the centre of the world of architecture… …
