What is molt vinegar? Md. Saifur Rahman Conversion of barley's starch or sugar into acetic acid by the process of malting is known as malt vinegar. This vinegar is widely used in making pickles.You may also readTypes of ComputerMain components of computer systemsHardware and SoftwareLiquids which are miscibleLiquids which are immiscibleSeparating liquid mixturesSimple distillation