Separate+by+evaporation
51Vacuum distillation — At atmospheric pressure, dimethyl sulfoxide boils at 189°C. Under a vacuum, it distills off into the connected receiver at only 70°C. Vacuum distillation is a method of distillation whereby the pressure above the liquid mixture to be distilled is …
52glacier — glaciered, adj. /glay sheuhr/, n. an extended mass of ice formed from snow falling and accumulating over the years and moving very slowly, either descending from high mountains, as in valley glaciers, or moving outward from centers of… …
53Organic solar cell — An organic photovoltaic cell (OPVC) is a photovoltaic cell that uses organic electronics a branch of electronics that deals with conductive organic polymers or small organic molecules[1] for light absorption and charge transport. The plastic… …
54Ionians (The) — The Ionians Malcolm Schofield THALES AND OTHERS The Greeks agreed that philosophy had begun with Thales. However they did not know much about his views.1 What survives is mostly a potent legend. Herodotus tells stories of his practical ingenuity …
55General relativity — For a generally accessible and less technical introduction to the topic, see Introduction to general relativity. General relativity Introduction Mathematical formulation Resources …
56Maple syrup — Bottled maple syrup Maple syrup is a syrup usually made from the xylem sap of sugar maple, red maple, or black maple trees, although it can also be made from other maple species such as the bigleaf maple. In cold climates, these trees store… …
57Sonora — For other uses, see Sonora (disambiguation). Sonora Estado Libre y Soberano de Sonora   State   …
58Sellafield — Aerial view of the site …
59Aral Sea — /ar euhl/; Russ. /u rddahl / an inland sea between Kazakhstan and Uzbekistan, E of the Caspian Sea. 26,166 sq. mi. (67,770 sq. km). Also called Lake Aral. Russian, Aralskoye More /u rddahl skeuh yeuh maw rddyeuh/. * * * Large salt lake between… …
60advanced ceramics — ▪ ceramics Introduction substances and processes used in the development and manufacture of ceramic materials that exhibit special properties. As is pointed out in the article ceramic composition and properties, ceramics are… …
