This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Forensic Medicine
[{'content': 'False regarding Red phosphorus is \nSelect and explain. \nA. Amorphous solid mass, B. Tasteless, C. Highly toxic, D. Nonluminous', 'role': 'user'}, {'content': "Answer: C \nExplanation: Red phosphorus is ine unless contaminated with yellow phosphorus. This is a reddish-brown powder, which has no taste or smell and is nonpoisonous. It is used in the manufacture of 'safety matches'. The tip of the matchstick contains a mixture of potassium chlorate and antimony sulphide. It is ignited by rubbing against the side of the matchbox known as the striking surface, which is covered with a thin layer of red phosphorus and powdered glass . Ref : Krishnan vij Textbook of Forensic medicine and Toxicology 5th edtion ; pg no - 463", 'role': 'assistant'}]