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Heat from burning fuel warms the walls of the firebox section of the furnace in

2 Answers

3 votes
hot air heating system
User FireShock
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I think you forgot to give the choices along with the question. I am answering this question based on my research and knowledge. Heat from burning fuel warms the walls of the firebox section of the furnace in a hot-air heating system. I hope that this is the answer that has actually come to your desired help.
User Newtron Labs
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