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
[{'content': 'Metal fume fever can be seen in poisoning by all EXCEPT: March 2003 \nSelect and explain. \nA. Lead, B. Arsenic, C. Iron, D. Zinc', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B i.e. Arsenic', 'role': 'assistant'}]