spiral pump
81Vein — A blood vessel that carries blood low in oxygen content from the body back to the heart. The deoxygenated form of hemoglobin (deoxyhemoglobin) in venous blood makes it appear dark. Veins are part of the afferent wing of the circulatory system… …
82List of role-playing video games: 2006 to 2007 — Part of a series on …
83Antlia — Infobox Constellation name = Antlia abbreviation = Ant genitive = Antliae symbology = the air pump RA = 10 dec= −30 areatotal = 239 arearank = 62nd numbermainstars = 3 numberbfstars = 9 numberstarsplanets = 1 numberbrightstars = 0… …
84Countercurrent exchange — Counter heat current exchange: Note the gradually declining differential and that the once hot and cold streams exit at the reversed temperature difference; the hotter entering stream becomes the exiting cooler stream and vice versa.… …
85Mechanical 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 …
86Neon sign — …
87Cornea — For other uses, see Cornea (disambiguation). Cornea Schematic diagram of the human eye. (Cornea labeled at center top.) …
88Transmission (mechanics) — Gearbox redirects here. For the video game developer, see Gearbox Software. 5 speed gearbox + reverse, the 1600 Volkswagen Golf (2009). A machine consists of a power source and a power transmission system, which provides controlled application of …
89Marine aquarium — See also: Reef aquarium A marine aquarium …
90Jim Rose Circus — The original Jim Rose Circus is a modern day version of a circus sideshow. [ [http://news.bbc.co.uk/2/hi/special report/1999/08/99/edinburgh festival 99/422168.stm Jim Rose: The Shocking Truth] . BBC News , August 17, 1999.] [Turczyn, Coury.… …
