That is a noun.
chimney
Chimney
no
The flue on a fireplace is typically located above the firebox, within the chimney. It is a passage that allows smoke and gases to be safely vented outside. Some fireplaces may have a flue at the top of the firebox itself.
The inside of the chimney. The flue carries smoke and combustion gasses out of your house. The clay tile traditionally used to line a chimney is known as a "flue liner".
flue you
part of speech
The part of speech for this particular word is a noun.
The part of speech for "answer" is a noun.
adverb
what part of speech is beneath
The part of speech for "explicit" is an adjective.