methods that have proved consistently efficient

  • 111General relativity — For a generally accessible and less technical introduction to the topic, see Introduction to general relativity. General relativity Introduction Mathematical formulation Resources …

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  • 112UK miners' strike (1984–1985) — A picket taking place in South Yorkshire. The UK miners strike was a major industrial action affecting the British coal industry. It was a defining moment in British industrial relations, and its defeat significantly weakened the British trades… …

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  • 113Heavy water — Not to be confused with hard water or tritiated water. Deuterium oxide IUPAC name …

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  • 114Economic history of Britain — This is a history of the economy of the United Kingdom and of the countries that joined to form it in 1707 and 1801.Early historyIn Britain s earliest history agriculture was overwhelmingly dominant. The most important export was cassiterite,… …

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  • 115Egypt, ancient — Introduction  civilization in northeastern Africa dating from the 3rd millennium BC. Its many achievements, preserved in its art and monuments, hold a fascination that continues to grow as archaeological finds expose its secrets. This article… …

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  • 116Chocolate — For other uses, see Chocolate (disambiguation). Chocolate most commonly comes in dark, milk, and white varieties, with cocoa solids contributing to the …

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  • 117Mitt Romney — Mitt Romney …

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  • 118Colonization of the Moon — Lunar outpost redirects here. For NASA s plan to construct an outpost between 2012 and 2024, see Lunar outpost (NASA). Moonbase redirects here. For other uses, see Moonbase (disambiguation). 1986 artist concept The colonization of the Moon is the …

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  • 119Makera Assada — Contents 1 Etymology of Makera Assada 2 Origin of the people of Makera Assada 3 Occupation 4 Blacksmithing in Makera Assada …

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  • 120History of Islam — This article is about the history of Islam as a culture and polity. For the history of the Islamic faith, see Spread of Islam. For Islamic civilization, see Islamic civilization (disambiguation). For military conquests, see Islamic conquests. For …

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