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.
1 A tasting pour is generally about 2 oz. Therefore, you can get about 12 - 2 oz tasting glasses per bottle of wine.  For tastings of over 12 guests, consider having two bottles of each wine available. Otherwise, if you make pours smaller than 2 oz, each guest is not really getting enough to evaluate the wine.