Forensic Medicine Black gun pow der composition – A Charcoal 60% + Potassium nitrate 20% + sulphur 20% B Charcoal 25% + Potassium nitrate 70% + sulphur 05% C Charcoal 15% + Potassium nitrate 75% +- sulphur 10% D Charcoal 65% +Potassium nitrate 20% + sulphur 15% 💡 Explanation Black gun pow der composition - ✓ Correct Answer: C. Charcoal 15% + Potassium nitrate 75% +- sulphur 10%