What does 80mg blood alcohol per 100ml of blood mean?

An alcohol concentration of 80 mg per 100 ml of blood means that there are 80 milligrams of alcohol present in every 100 milliliters of blood. This measurement is commonly used to assess an individual's blood alcohol concentration (BAC), which is often expressed as a percentage (0.08% BAC). In many places, a BAC of 0.08% is the legal limit for driving, indicating a level where impairment is likely. This measurement is crucial for evaluating alcohol consumption's effects on behavior and coordination.