Safety label of edible alcohol. Ethanol is alcohol, and food-grade ethanol is edible alcohol. Therefore, the food-grade ethanol label is the safety label of edible alcohol and an important symbol to prove that food has been inspected by the food inspection department. Ethanol is an organic compound with a simple structural formula of CH3CH2OH or C2H5OH and a molecular formula of C2H6O, commonly known as alcohol.