Confirmation Cutoff Levels and Methods Urine Screening Methodology In order to determine if a urine specimen is negative or positive for drugs of abuse, all specimens are initially screened by an enzyme immunoassay (EIA) procedure.
On average, 2 people can finish a full bottle of wine in  2.5 hours. A 750 ml (0.75 L) bottle of wine is 25.36 oz. If you drink a bottle of wine a week for your entire adult life you will consume about 2,970 bottles of wine.
It takes your body around 1 hour to process 1 Unit of Alcohol, so that's about half a pint of beer or one 25 ml shot or 2/3 of a 125 ml glass of wine. That number is for people with a healthy liver.