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Jak vypočítat BAC & Alcohol Recovery

Co je BAC & Alcohol Recovery?

Blood Alcohol Concentration (BAC) estimates how much alcohol is in the bloodstream, calculated using the Widmark formula. BAC is influenced by units consumed, body weight, time elapsed, and biological sex (different body water percentages).

Průvodce krok za krokem

  1. 1Widmark formula: BAC% = (Alcohol grams) / (Body weight kg × 1000 × r) − 0.015 × hours
  2. 2r = 0.68 (males), 0.55 (females) — distribution factor
  3. 31 UK unit = 10ml pure alcohol = ~8g
  4. 4Alcohol eliminated at ~0.015% per hour (linear, not exponential)

Worked Examples

Vstup
4 pints (4% lager) · 70kg male · 2 hours drinking
Výsledek
BAC ≈ 0.087% (over UK legal limit of 0.08%)
Drive limit 0.05% in Scotland, 0.08% in England/Wales

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