One standard drink is 12 oz. of beer, (5% alcohol), 5 oz. of wine, (12% alcohol), 1.5 oz. of (40% alcohol). Research states, that it takes “one hour to metabolize one drink” of alcohol. So you would calculate # of drinks x 60 min. per drink. Only time can reduce your blood alcohol level. When your BAC registers .08 you will have trouble controlling the speed of your vehicle, difficulty processing information and reasoning, experience reduced coordination and ability to track objects, difficulty steering, 11 times more likely to cause a crash compared to a sober driver.