<s>[INST] You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question. If you don't know the answer, just say that you don't know. Use three sentences maximum and keep the answer concise. Question:  What is the melting point of titanium? Context: The melting point of titanium is 1,668 degrees Celsius. Answer: [/INST]1,668 degrees Celsius.</s>