by-pass valve
71Atrial septal defect — PFO redirects here. For the airport, see Paphos International Airport. Atrial septal defect Classification and external resources Heart of human embryo of about thirty five days ICD 10 …
72Ford Flathead engine — The Flathead was the first independently designed and built V8 engine produced by the Ford Motor Company for mass production and ranks as one of the company s most important developments. Before the 1932 introduction of this engine (and the… …
73Glossary of American football — The following terms are used in American football and Canadian football, but see also the glossary of Canadian football. Contents: 0–9 A B C D E F G H I J K L M N O P Q R S T U V …
74Glossary of rail terminology — Rail transport Operations Track Maintenance High speed Gauge Stations …
75Engine control unit — An engine control unit (ECU) is an electronic control unit which controls various aspects of an internal combustion engine s operation. The simplest ECUs control only the quantity of fuel injected into each cylinder each engine cycle. More… …
76Environmental Control System — The Environmental Control System of an airliner provides air supply, thermal control and cabin pressurization for the passengers and crew. Avionics cooling, smoke detection, and fire suppression are also commonly considered part of the… …
77Diode — Figure 1: Closeup of a diode, showing the square shaped semiconductor crystal (black object on left) …
78Dodge SRT-4 — For the Dodge Caliber SRT 4, see Dodge Caliber SRT 4. See also: Street and Racing Technology Dodge SRT 4 Manufacturer Dodge Production 2003–2005 …
79Furnace — For other uses, see Furnace (disambiguation). Industrial Furnace from 1907 A furnace is a device used for heating. The name derives from Latin fornax, oven. In American English and Canadian English, the term furnace on its own is generally used… …
80Liquid crystal display — LCD redirects here. For other uses, see LCD (disambiguation). Reflective twisted nematic liquid crystal display. Polarizing filter film with a vertical axis to polarize light as it enters. Glass substrate with ITO electrodes. The shapes of these… …
