I know that the answer to the question "What can make a dwelling more comfortable?" is in "Wood has a long history of being used as fuel, which continues to this day, mostly in rural areas of the world. Hardwood is preferred over softwood because it creates less smoke and burns longer. Adding a woodstove or fireplace to a home is often felt to add ambiance and warmth.". Can you tell me what it is?
The answer to this question is:
a woodstove or fireplace