It is also known as ethanoic acid. Acetic acid is a colorless liquid with a pungent smell and a sour taste. It is the main component of vinegar and is used in a variety of food products, such as salad dressings and marinades. Acetic acid is also used as a cleaning agent and in the manufacture of other chemicals.

Here are some of the properties of acetic acid:

- It is a weak acid, meaning that it does not completely dissociate in water.

- It has a boiling point of 118°C (244°F) and a melting point of 16.6°C (61.9°F).

- It is soluble in water, alcohol, and ether.

- It is corrosive to skin and metal.

Acetic acid is produced naturally by the fermentation of sugars by bacteria and yeast. It can also be produced synthetically by the oxidation of acetaldehyde.

Acetic acid is a versatile chemical with a wide range of applications. It is used in the food, beverage, pharmaceutical, and chemical industries.