<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 best material for insulation in home construction? Context: Spray foam insulation is considered one of the best materials for insulation in home construction. Answer: [/INST]One of the best materials for insulation in home construction is spray foam insulation.</s>