血中アルコール濃度計算機 – BAC推定
飲酒量・体重・時間からBAC（血中アルコール濃度）を計算します。
血中アルコール濃度と影響
血中アルコール濃度（BAC）の段階別影響。
| BAC (g/dL) | 段階 | 典型的な影響 |
|---|---|---|
| 0.01–0.05 | Subclinical | Normal behavior; slight warmth; relaxation |
| 0.06–0.10 | Impairment begins | Mild euphoria; lowered inhibitions; slower reaction time |
| 0.11–0.15 | Clear impairment | Impaired coordination; slurred speech; legal DUI in most countries |
| 0.16–0.20 | Serious impairment | Poor balance; nausea; serious motor impairment |
| 0.21–0.29 | Severe impairment | Significant coordination loss; blackout possible |
| 0.30–0.39 | Danger zone | Loss of consciousness; breathing depression; life-threatening |
| 0.40+ | Potentially fatal | Coma; respiratory failure; death possible |