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gelatin
(Encyclopedia) gelatin or animal jelly, foodstuff obtained from connective tissue (found in hoofs, bones, tendons, ligaments, and cartilage) of vertebrate animals by the action of boiling water or…Niš
(Encyclopedia) Niš or NishNishboth: nēsh [key], city (1991 pop. 175,391), SE Serbia, on the Nišava River. An important railway and industrial center, it has industries that textiles, cigarettes,…calcium hydroxide
(Encyclopedia) calcium hydroxide, Ca(OH)2, colorless crystal or white powder. It is prepared by reacting calcium oxide (lime) with water, a process called slaking, and is also known as hydrated lime…carbon dioxide
(Encyclopedia) carbon dioxide, chemical compound, CO2, a colorless, odorless, tasteless gas that is about one and one-half times as dense as air under ordinary conditions of temperature and pressure…propane
(Encyclopedia) propane, CH3CH2CH3, colorless, gaseous alkane. It is readily liquefied by compression and cooling. It melts at −189.9℃ and boils at −42.2℃. Propane occurs in nature in natural gas and…Havel
(Encyclopedia) HavelHavelhäˈfəl [key], river, c.215 mi (350 km) long, rising in the lake region of Mecklenburg, N Germany. It flows generally S through West Berlin to Potsdam where it turns west. At…Ioánnina
(Encyclopedia) Ioánnina Ioánnina yôäˈnēnä [key], city, capital of Ioánnina prefecture, NW Greece, in Epirus…fuller's earth
(Encyclopedia) fuller's earth, mineral substance characterized by the property of absorbing basic colors and removing them from oils. It is composed mainly of alumina, silica, iron oxides, lime,…ferrous sulfate
(Encyclopedia) ferrous sulfate or iron (II) sulfate, chemical compound, FeSO4. It is known as the monohydrate, FeSO4·H2O; the tetrahydrate, FeSO4·4H2O; the pentahydrate, FeSO4·5H2O; and the…ethylene
(Encyclopedia) ethyleneethyleneĕthˈəlēnˌ [key] or etheneethyleneĕthˈēn [key], H2C=CH2, a gaseous unsaturated hydrocarbon. It is the simplest alkene. Ethylene is colorless, has a faint odor, and has a…Trending
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