Vinegar is water and Acetic Acid. The Main Part of the Acetic Acid would be the Acetyl Molecule. Acetobacter would be the microbes that converts Liquor into Acetic Acid (Vinegar) and that is ubiquitous. Just depart a large open wine bottle now there for two weeks and Acetobacter will find it rapidly and convert it into wine vinegar. Acetobacter ma