high-speed bearing
21Constant speed propeller — Cutaway constant speed propeller hub …
22Inline speed skating — is the sport of racing on inline skates. It is often called inline racing by participants. Although it primarily evolved from racing on quad roller skates, the sport is similar enough to ice speed skating that many competitors are now known to… …
23Nottingham High School — For other uses, see Nottingham High School (disambiguation). Nottingham High School Motto Lauda Finem Established 1513 Type Independent School …
24Robert King High — (April 9 1924 ndash; August 30 1967) was a reform Mayor of Miami, Florida from 1957 until his death, and the Democratic Party nominee for governor of Florida in 1966.Early yearsRobert King High was born in Flat Creek, Tennessee, where his father… …
25Ultra high vacuum — (UHV) is the vacuum regime characterised by pressures lower than about 10−7 pascal or 100 nanopascals ( 10−9 torr). UHV requires the use of special materials in creating the vacuum system, extreme cleanliness to maintain the vacuum system, and… …
26Gas turbine — Microturbine redirects here. For turbines in electricity, see Small wind turbine. For turbines driven by the flow of gas, see Turbine. A typical axial flow gas turbine turbojet, the J85, sectioned for display. Flow is left to right, multistage… …
27Phenol formaldehyde resin — Phenol formaldehyde resins (PF) include synthetic thermosetting resins such as obtained by the reaction of phenols with formaldehyde. Sometimes the precursors include other aldehydes or other phenol. Phenolic resins are mainly used in the… …
28Phenolic resin — can include any of various synthetic thermosetting resins such as Bakelite, obtained by the reaction of phenols with simple aldehydes and used to make molded products, including pool and snooker balls, and as coatings and adhesives. See phenol… …
29Turbocharger — A turbocharger, or turbo, is an air compressor used for forced induction of an internal combustion engine. Like a supercharger, the purpose of a turbocharger is to increase the mass of air entering the engine to create more power. However, a… …
30Glossary of nautical terms — This is a glossary of nautical terms; some remain current, many date from the 17th 19th century. See also Wiktionary s nautical terms, Category:Nautical terms, and Nautical metaphors in English. Contents: A B C D E F G H I J K L M N O P Q R …
