Forensic Medicine Widmark’s formula is used to calculate the quantity of the following in the body after equilibrium between the blood and tissue is reached: A Methyl alcohol B Nitrous oxide C Ethyl alcohol D Lithium carbonate 💡 Explanation Widmark's formula is used to calculate the quantity of the following in the body after equilibrium between the blood and tissue is reached: ✓ Correct Answer: C. Ethyl alcohol