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How does a coal fire help to ventilate a room as well as heat it?

Answer:

Some of the heat from the fire goes up the flue as hot air. This creates a draught, pulling fresh air into the room.

First answer by Jassy033. Last edit by Jassy033. Contributor trust: 239 Question popularity: 1 [recommend question].

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How does a coal fire help ventilate a room?
As the hot air rises upwards through the flue, it gradually gets cooler, becoming more dense and falling back down. This is now cold air entering the room (ventilation). This process is known as a...
Why does a chimney and a fire help ventilate a room?
First warm/hot air is lighter than cool/cold air. As the fire in the fireplace consumes oxygen from the surrounding air, it is also heating this air. This heated air then rises, and as it rises...
Why do a chimney and a fire help to ventilate a room?
The warm air from the fire rises, and cold, denser air from outside enters the room, although the carbon dioxide and monoxide created in the fire would usually outweigh the benefits of increased...
What are some ways to heat a room with a fire?
Contained, or wild fire there is going to be a lot of heat .
What class fire is a coal fire?
class A fire type