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EZFreeTools › Calculators › BAC Calculator

BAC Calculator

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Estimate your blood alcohol content.
Estimated BAC
0.000%
This is an estimate only. Do not use this to decide whether to drive. Many factors affect BAC that this calculator cannot account for. One standard drink = 12oz beer, 5oz wine, or 1.5oz liquor.

How to Use

  • Select your sex and enter your weight.
  • Enter the number of standard drinks consumed.
  • Enter how many hours since your first drink.

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