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
'Sindoor' used by ladies is: September 2004 
Select and explain. 
A. Lead acetate, B. Lead tetroxide, C. Lead chromate, D. Lead carbonate
B: Lead tetroxide
Answer: B: Lead tetroxide 
Explanation: Ans. B i.e. Lead tetroxide