The video below discusses how terms for racial and ethnic identities have changed over the years and how a racial or ethnic term may not accurately describe a person's identity, as the person may have multiple racial and ethnic backgrounds.
She started drinking at 10pm and had 6 mixer (9 standard) drinks over 4 hours. At 2am her blood alcohol concentration was 0.24. She stayed the night at a friendâs house. It took more than 16 hours before Melitaâs BAC was back to zero.
Still using the two examples above, there would be no measurable alcohol in the woman's body in about 6-1/4 hours, and the man's body in about 2-3/4 hours. Below is a list of BACs and the approximate time it takes for alcohol to leave your system. 1  A BAC of .02 will take about 1.33 hours to leave your system. A BAC of .08 (the legal limit in the United States) will take about 5.33 hours to leave your system. 2  A BAC of .10 will take about 6.66 hours to leave your system. 3  A BAC of .15 will take about 10 hours to leave your system.