Vinegar

Vinegar is a solution of [acetic acid]? used as a flavouring and condiment in food preparation. It is especially popular on fried potatoes.

Vinegar is traditionally made by allowing an alcoholic solution to become old whilst exposed to air. This will cause oxidation of the ethanol alcohol in the solution, which forms the acetic acid. Vinegar is typically 3-5% by volume acetic acid.

Vinegar most frequently made from wine and cider.