If your Blood Alcohol level is .10, you can expect a 24 per cent drop in complex performance compared to the sober level.
In North America a BAC or BAL of 0.1 (0.1% or one tenth of one percent) means that there are 0.10 g of alcohol for every 100 mL of blood.
Alcohol is absorbed throughout the gastrointestinal tract. Alcohol consumed with food is absorbed more slowly because it spends a longer time in the stomach.