fractional crystallization
121liquid — liquidly, adv. liquidness, n. /lik wid/, adj. 1. composed of molecules that move freely among themselves but do not tend to separate like those of gases; neither gaseous nor solid. 2. of, pertaining to, or consisting of liquids: a liquid diet. 3 …
122Nobel Prize winners by name (S through U) — ▪ Table Nobel Prize winners by name (S through U) name year category country* achievement literary area Saavedra Lamas, Carlos 1936 peace Argentina Sabatier, Paul 1912 chemistry France method of hydrogenating organic compounds Sachs, Nelly 1966… …
123Fraction — Frac tion, v. t. (Chem.) To separate by means of, or to subject to, fractional distillation or crystallization; to fractionate; frequently used with out; as, to fraction out a certain grade of oil from pretroleum. [1913 Webster] …
124Crystallography — For the book of poetry, see Crystallography (book). A crystalline solid: atomic resolution image of strontium titanate. Brighter atoms are Sr and darker ones are Ti. Crystallography is the experimental science of the arrangement of atoms in… …
125Methane clathrate — Burning ice . Methane, released by heating, burns; water drips. Inset: clathrate structure (University of Göttingen, GZG. Abt. Kristallographie). Source: United States Geological Survey. Methane clathrate, also called methane hydrate,… …
126Chemical industry — Oil refinery in Louisiana an example of chemical industry The chemical industry comprises the companies that produce industrial chemicals. Central to the modern world economy, it converts raw materials (oil, natural gas, air, water, metals, and… …
127Lamprophyre — Lamprophyres (Greek λαµπρός (lamprós) = bright and φύρω (phýro) = to mix) are uncommon, small volume ultrapotassic igneous rocks primarily occurring as dikes, lopoliths, laccoliths, stocks and small intrusions. They are alkaline silica… …
128Timeline of Islamic science and engineering — This timeline of Islamic science and engineering covers the general development of science and technology in the Islamic world during the Islamic Golden Age, usually dated from the 7th to 16th centuries.From the 17th century onwards, the advances …
