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': 'White vitrol is ? \nSelect and explain. \nA. Magnesium hydroxide, B. Magnesium chloride, C. Zinc sulfate, D. Zinc chloride', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e.,Zinc sulfate Zinc sulfate Irritant - White vitriol (Astringent)Zinc chloride Corrosive - Butter of zinc (Astringent)Zinc phosphide Rodenticide - Rat poison", 'role': 'assistant'}]