Vinegar is a commonly used flavoring in a variety of dishes and cuisines throughout the world. Vinegar is created by exposing wine to the open air and yeast. This causes a fermentation process that slowly converts the sugars and other chemicals in the wine and gives the vinegar its distinctive sour flavor. Vinegar is well known for its use in creating pickles. Another example of vinegar’s many uses is in many forms of salad dressing; vinaigrette dressing takes its name from this. vinegar is also sometimes used as a treatment for certain ailments and as a means to wash clothing.