Формула Видмарка: содержание алкоголя в крови и время вывода
The BAC calculator estimates blood alcohol concentration using the Widmark formula. It accounts for body weight, sex, drink volume and strength, and time elapsed since drinking.
BAC = alcohol(g) / (weight × r) − 0.15 × hours. r = 0.7 (male), 0.6 (female). Alcohol (g) = volume(mL) × strength% / 100 × 0.789.
500 mL of 5% beer, 70 kg male, 0 hours: alcohol = 500 × 0.05 × 0.789 = 19.7 g. BAC = 19.7 / (70 × 0.7) = 0.402‰.
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