pressure cementing
51Concerns and controversies over Confucius Institutes — The Confucius Institute (CI) program, which began establishing centers for Chinese language instruction in 2004, has been the subject of considerable controversy during its rapid international expansion. Much of this scrutiny stems from the… …
52Quartzite — Swan Peak Quartzite (Ordovician) ex …
53African-American Civil Rights Movement (1955–1968) — American Civil Rights Movement redirects here. For the earlier period, see African American Civil Rights Movement (1896–1954). Prominent figures of the African American Civil Rights Movement. Clockwise from top left: W. E. B. Du Bois, Malcolm X,… …
54Operation Commando Hunt — Part of the Vietnam War Targets: (top) loaded PAVN trucks, (mid) POL storage area, (bot) open supply storage area …
55Go Jimmy Go — is a ska, rocksteady, reggae and soul influenced band from Honolulu, Hawaii. Although chronologically, the band belongs to the third wave, their mellow, slower tempo sound is reminiscent of the classic style of the original 1960s Jamaican first… …
56Johnny O'Keefe — Infobox musical artist Name = Johnny O Keefe Img capt = The Johnny O Keefe stamp from Australia Post s 1998 Australian Rock n Roll stamp series Img size = 150px Landscape = Background = solo singer Birth name = John Michael O Keefe Alias = JOK… …
57Perforation (oil well) — A perforation in the context of oil wells, refers to a hole punched in the casing or liner of an oil well to connect it to the reservoir. In cased hole completions, the well will be drilled down past the section of the formation desired for… …
58History of the Macedonians (ethnic group) — The history of the Macedonian people is closely associated with the historical and geographical region of Macedonia, and is manifested with their constant struggle for an independent state. After many decades of insurrections and living through… …
59Oil Industry Safety Directorate — The Oil Industry Safety Directorate (OISD) is an organisation supported by all petroleum companies of India, like IOCL, ONGC, BPCL, HPCL, OIL etc. OISD has basically framed rules and guidelines for Safe Distances to be observed for various… …
60Maximilian I — 1459 1519, emperor of the Holy Roman Empire 1493 1519. * * * I born April 17, 1573, Munich died Sept. 27, 1651, Ingolstadt, Bavaria Duke of Bavaria (1597–1651) and elector from 1623. Succeeding his father as duke, he restored the duchy to… …
