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
Not a contact poison: MAHE 14 
Select and explain. 
A. Pyrethrum, B. Paris green, C. Rotenone, D. Eucalyptus oil
A: Pyrethrum
Answer: A: Pyrethrum 
Explanation: Ans. Paris green