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Hydrofluoric

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Hy`dro`flu`or´ic
a.1.(Chem.) Pertaining to, or containing, hydrogen and fluorine; fluohydric; as, hydrofluoric acid.
Hydrofluoric acid
(Chem.) a colorless, mobile, volatile liquid, HF, very corrosive in its action, and having a strong, pungent, suffocating odor. It is produced by the action of sulphuric acid on fluorite, and is usually collected as a solution in water. It attacks all silicates, as glass or porcelain, is the agent employed in etching glass, and is preserved only in vessels of platinum, lead, caoutchouc, or gutta-percha.


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The warm evening and the heat of the raging fires nearby cause the hydrofluoric acid to evaporate and form a concentrated, colorless vapor, which, carried by the light westerly wind, moves slowly across the interstate and toward the blue-collar neighborhood north of Roosevelt Park.
The next attack: terrorists in Iraq are becoming proficient at ... by Flynn, Stephen / Washington Monthly
The ore must be dissolved in hydrofluoric acid with some fluorine gas added to form uranium hexafluoride--a strange compound that sublimes (goes from a solid to a gas like "dry ice") at around 150[degrees]F.
Iran and "the bomb": while Iran does appear to have the ... by Hiserodt, Ed / The New American
Minimalism was ascendant as Wilmarth came of age, and, after spending the late '60s as assistant to Tony Smith, he began to make sculpture from square and rectangular panes of glass, etching an expressive surface with hydrofluoric acid.
Christopher Wilmarth: Fogg Art Museum, Harvard University Art Museums by Miller, Francine Koslow / Artforum International
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