This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
A girl was killed and her body was taken for embalming. Constituents of a typical embalming solution are all, EXCEPT: 
Select and explain. 
A. Wintergreen, B. Glycerine, C. Formalin, D. HCl
D: HCl
Answer: D: HCl 
Explanation: Embalming is the treatment of the dead body with antiseptics and preservatives to prevent putrefaction. This process coagulates the proteins, fixes the tissues, bleaches and hardened the organs and the blood is conveed into a brownish mass. Constituents of a typical embalming solution: Formalin Sodium borate Sodium citrate Glycerine Sodium chloride 1% Eosin Soluble wintergreen Water Ref: Textbook of Forensic Medicine & Toxicology: Principles & Practice, 4/e By Vij, 4th edition, Page 36.