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Blood alcohol content (BAC), also called blood alcohol concentration or blood alcohol level, is a measurement of alcohol intoxication used for legal or medical purposes. [1] BAC is expressed as mass of alcohol per volume of blood. In US and many international publications, BAC levels are written as a percentage such as 0.08%, i.e. there is 0.8 ...
The ratio of venous blood alcohol content to breath alcohol content may vary significantly, from 1300:1 to 3100:1. Assuming a blood-alcohol concentration of 0.07%, for example, a person could have a partition ratio of 1500:1 and a breath test reading of 0.10 g/2100 mL, over the legal limit in some jurisdictions. [17]
Promille and permille are likely best known as shorthand terms for Blood Alcohol Concentration, where 1 promille corresponds to 1 gram of alcohol per liter of blood. [8] Promille is used in the legal limits of blood-alcohol content for driving a road vehicle in some countries: for example: 0.5‰ or 0.8‰. [9]
It is based on the average rate at which someone can reduce blood alcohol concentration level, which is by 0.015 each hour (0.015 grams per 100 milliliters per hour).
The Breathometer was a small device that plugged into the audio jack of a smartphone, coupled with a dedicated app that reads the user's blood alcohol content (BAC). [8] [19] [20] [9] The app utilized the smartphone to provide the processing power, which allowed the device to be small enough to fit on a standard keychain.
Toxicology tests showed that on the morning of Feb. 1, 2023, Escobedo had a blood-alcohol level of nearly 0.3, about four times the level of .08 at which it is illegal to drive in Florida, a PBSO ...