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hydrofluoric a. 氟氢的 氟氢的 Hydrofluoric \ Hy` dro* flu* or" ic\, a. [ Hydro-, 2 fluoric.] ( Chem.) Pertaining to, or containing, hydrogen and fluorine; fluohydric; as, hydrofluoric acid. [ 1913 Webster] { 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. [ 1913 Webster]
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