precision precipitation
41Mount Washington (New Hampshire) — Mount Washington Mount Washington, from Bretton Woods. The cog railway track is visible, on the spur to the left of the summit …
42Metalworking — Machining a bar of metal on a lathe. Metalworking is the process of working with metals to create individual parts, assemblies, or large scale structures. The term covers a wide range of work from large ships and bridges to precise engine parts… …
43Guillotine — La guillotine est une machine de conception française, inspirée d’anciens modèles de machines à décollation, et qui fut utilisée en France pour l’application officielle de la peine de mort par décapitation, puis dans certains cantons de Suisse,… …
44separation and purification — ▪ chemistry Introduction in chemistry, separation of a substance into its components and the removal of impurities. There are a large number of important applications in fields such as medicine and manufacturing. General principles… …
45PALÉOCLIMATOLOGIE — La paléoclimatologie a pour but de reconstituer les conditions climatiques ayant régné à la surface de notre planète dans le passé et d’expliquer leur évolution. Elle relève donc au premier chef de la géologie pour la reconstitution des faits,… …
46SIDÉRURGIE — L’évolution de la sidérurgie dans les cent dernières années a été marquée par un accroissement considérable de la production d’acier brut: elle est passée, entre 1900 et 1993, de 35 à 725,3 millions de tonnes après un maximum de 785,1 millions de …
47Moscow — /mos koh/ or, for 1, 2, / kow/, n. 1. Russian, Moskva. a city in and the capital of the Russian Federation, in the W part: capital of the former Soviet Union. 8,967,000. 2. Also called Grand Duchy of Moscow. Muscovy (def. 1). 3. a city in W Idaho …
48Taiwan — /tuy wahn /, n. Wade Giles, Pinyin. a Chinese island separated from the SE coast of China by Taiwan Strait: a possession of Japan 1895 1945; restored to China 1945; seat of the Republic of China since 1949. Cap.: Taipei. Also called Formosa. * *… …
49Physical Sciences — ▪ 2009 Introduction Scientists discovered a new family of superconducting materials and obtained unique images of individual hydrogen atoms and of a multiple exoplanet system. Europe completed the Large Hadron Collider, and China and India took… …
50Copenhagen — This article is about the city in Denmark. For other uses, see Copenhagen (disambiguation). Copenhagen København Clockwise: Slotsholmen island, Tivoli Gardens, City Hall Square and The Marble Church …
