Vinegar is a kind of liquid that contains ethanoic acid, the acetic acid. Vinegar is produced by the fermenting ethanol via ethanoic acid in the presence of bacteria. Vinegar is used as a salad dressing, as a household cleaning agent, used to make pickles and so on.
Meanwhile, Gasohol is a combination of 90% alcohol and 10% Ethyl alcohol, also known as an alternative fuel or motor fuel. Gasohol is used in the automobile industry, used as common gasoline, also as a flexible fuel vehicle and more.