Both 12 ounce hard seltzer and 1.5 ounce of liquor both contain the same amount of pure alcohol, hence reason they are bith regarded as standard drinks.Drinks which measures about 14 grams of pure alcohol content are regarded as standard drinks. Standard drink measurements are employed as a means of measuring the amount of alcohol contained in a drink. The volume of drinks may vary, but still have the same amount of pure alcohol. Therefore, both drinks are regarded as standard drinks because they contain the same amount of pure alcohol.
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