sludge build-up
51ship — shipless, adj. shiplessly, adv. /ship/, n., v., shipped, shipping. n. 1. a vessel, esp. a large oceangoing one propelled by sails or engines. 2. Naut. a. a sailing vessel square rigged on all of three or more masts, having jibs, staysails, and a… …
52Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
53Climate Ground Zero — (CGZ), founded in February 2009, is a non violent civil disobedience campaign against mountaintop removal mining based in the southern coalfields of West Virginia[1]. According to their website, Climate Ground Zero believes “that the irrevocable… …
54Dates of 2006 — ▪ 2007 January Keeping America competitive requires affordable energy. And here we have a serious problem. America is addicted to oil, which is often imported from unstable parts of the world. U.S. Pres. George W. Bush, in his state of the union… …
55Manchester Bolton & Bury Canal — The steam crane at Mount Sion, on the Bury arm Original owner Manchester Bolton Bury Canal Company Principal engineer …
56Microsoft Flight Simulator — This article is about Microsoft Flight Simulator. For other uses, see MSFS (disambiguation). Microsoft Flight Simulator The logo used for the series since version 5.0 Developer(s) ACES Game Studio (Microsoft Game Studios) …
57Oil sands — The Athabasca oil sands in Alberta, Canada, are a very large source of bitumen, which can be upgraded to synthetic crude oil. Bituminous sands, colloquially known as oil sands or tar sands, are a type of unconventional petroleum deposit. The… …
58Shrimp farm — This article is about the farming of marine (saltwater) shrimp. For farming of fresh water species, see freshwater prawn farming. A shrimp farm is an aquaculture business for the cultivation of marine shrimp or prawnsfn|a for human consumption.… …
59Massey Energy — Type Public Traded as NYSE: MEE …
60Water supply and sanitation in the Philippines — ervice qualityContinuity of supplyIn 2004, water supply was available on average for 18 hours each day in the West Zone of Metro Manila and 21 hours in the East Zone. According to their respective websites, the utility responsible for water… …
