This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Toxicology - 2, Subject name: Forensic Medicine
Characteristic postmoem finding of carbolic acid poisoning is? 
Select and explain. 
A. Greenish stomach, B. Yellow charred stomach, C. Brown Leathery stomach, D. Black charred stomach
C: Brown Leathery stomach
Answer: C: Brown Leathery stomach 
Explanation: Note: On contact, carbolic acid hardens the tissues. Stomach mucosa hardens and becomes leathery like. That's why, gastric lavage can be donein carbolic acid poisoning.