BAC Calculator Methodology And Assumptions

• Alcohol Metabolism Rate:
  • 7.9 grams (10 ml) per hour (male and female)
  • Rate assumed constant over time
• Specific Gravity Of Alcohol: 0.79 grams/milliltre
• Water Content Of Blood: 81.57%
• Body Water Volume Adjustment Factors:
  • Height: ~ +0.11/cm
  • Weight: ~ +0.34/kg (male) and ~ +0.25/kg (female)
  • Age: ~ -0.10/yr
• No adjustments made for liver function or variations in gastric absorption levels
• No adjustments made for body temperature or ambient temperature
• Alcohol contents shown are % by volume (vol/vol)