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A comment on Hydrofluoric Acid: An Invisible Fire (1996). Parent comment

Re:Hydrofluoric Acid: An Invisible Fire (1996) by tossandturn on Tuesday May 01, 2018 @10:05AM (#16967094)
And given that it was in an old dusty bottle packed away deep, it may have concentrated over time due to evaporation.
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Re:Hydrofluoric Acid: An Invisible Fire (1996) by refurb on Tuesday May 01, 2018 @10:31AM (#16967300)
Acids tends to pull moisture from the air (hydroscopic) and dilute rather than lose water and concentrate.
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