What is vinegar?
Vinegar is an aqueous solution of acetic acid and trace compounds that may include flavorings. (2)
Vinegar was formerly also known as eisel. (2)

What does vinegar do?
preserves food through pickling (1)
can help to cut the saltiness of over-seasoned dishes (1)

What does vinegar contain?
acetic acid
vinegar is made of water and acetic acid (1)
Vinegar typically contains 5% to 8% acetic acid by volume. (2)

How is vinegar produced?
All types of vinegar start as a liquid containing natural yeasts and sugars, like unpasteurized fruit juice. (1)
The liquid goes through a fermenting process where the yeast consumes the sugar and produces ethanol (alcohol). (1)
The sour, pungent flavor of vinegar is deepened through a second fermentation that transforms the alcohol into acetic acid (1)

Usually, the acetic acid is produced by a double fermentation, converting simple sugars to ethanol using yeast, and ethanol to acetic acid using acetic acid bacteria. (2)

What does vinegar taste like?
The flavor profile of each type of vinegar is determined by the type of juice or liquid that is used to produce it. (1)

What contains vinegar?
some vinaigrette (1)

How long does vinegar stay good for?
has a long shelf-life (1)

What are types of vinegar?
distilled white vinegar (1)
apple cider vinegar (1)
balsamic vinegar (1)
white wine vinegar (1)
red wine vinegar (1)
rice vinegar (1)
malt vinegar (1)
red rice vinegar (1)
champagne vinegar (1)
sherry vinegar (1)
black vinegar (1)
cane vinegar (1)
beer vinegar (1)

Resources
1. https://www.webstaurantstore.com/article/373/types-of-vinegar.html
2. https://en.wikipedia.org/wiki/Vinegar

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