gravity head
121Hydraulic jump — A hydraulic jump is a phenomenon in the science of hydraulics which is frequently observed in open channel flow such as rivers and spillways. When liquid at high velocity discharges into a zone of lower velocity, a rather abrupt rise (a step or… …
122Definition of planet — Photograph of the crescent planet Neptune (top) and its moon Triton (center) …
123Derailment — For the use of the term in psychiatry, see derailment (thought disorder). Derailed Tatra T3 tram in Brno, Czech Republic …
124Dry sump — A dry sump is a lubricating motor oil management method for four stroke and large two stroke piston internal combustion engines that uses external pumps and a secondary external reservoir for oil, as compared to a conventional wet sump system.… …
125John Fryer (music) — Please see John Fryer for the Sailng Master of the Bounty Starting out at Legendary Blackwing Studio south London, John’s early career saw him working with seminal 4 A.D. Mute, Rough Trade Beggars Banquite artists including Depeche Mode, Fad… …
126Beer style — is a term used to differentiate and categorize beers by various factors such as colour, flavour, strength, ingredients, production method, recipe, history, or origin.The modern theory of beer style is largely based on the work done by the late… …
127Paul R. Hill — (1909 ndash;1990) was a pioneering aeronautical research engineer who spent a lifetime on the cutting edge of research and development for NACA and NASA.He is also well known in the field of Ufology for his scientific research into the subject of …
128Iron Man's armor — refers to the powered metal suit worn by Tony Stark when he assumes his superhero role of Iron Man. The first version of the armor was created by Stark with the help of Ho Yinsen. Unlike most other superheroes, the appearance of Stark s armor has …
