+Acid is a chemical substance characterized by its ability to donate a [Proton](/wiki/proton) or accept an electron pair. It often has a [Sour Taste](/wiki/sour_taste), can be corrosive, and registers below 7 on the [pH Scale](/wiki/ph_scale).
+## See also
+- [Base](/wiki/base)
+- [pH](/wiki/ph)
+- [Chemical Reaction](/wiki/chemical_reaction)
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