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hydrofluoric acid

   Also found in: Medical, Encyclopedia, Wikipedia 0.02 sec.
hy·dro·fluor·ic acid  (hdr-flrk, -flôr-, -flr-)
n.
A colorless, fuming, corrosive, dangerously poisonous aqueous solution of hydrogen fluoride, HF, used to etch or polish glass, pickle certain metals, and clean masonry.
hydrofluoric acid [ˌhaɪdrəʊfluːˈɒrɪk]
n
(Chemistry) the colourless aqueous solution of hydrogen fluoride: a strong acid that attacks glass
hydrofluoric acid  (hdr-flrk, -flôr-)
A colorless, fuming, aqueous solution of hydrogen fluoride. It is corrosive and is used to etch or polish glass, to clean certain metals before plating, and to clean masonry. It is very poisonous.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.hydrofluoric acid - a weak poisonous liquid acid; formed by solution of hydrogen fluoride in water
acid - any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt


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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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