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
'Phossy jaw' is seen in chronic poisoning with: AFMC 11; NEET 13 
Select and explain. 
A. Datura, B. Phosphorus, C. Arsenic, D. Thallium
B: Phosphorus
Answer: B: Phosphorus 
Explanation: Ans. Phosphorus