... it can be used to stoke flames (5)
I believe the answer is:
poker
'it can be used to stoke flames' is the definition.
The definition suggests a singular noun which matches the answer.
This is the entire clue.
Can you help me to learn more?
(Other definitions for poker that I've seen before include "Stiff rod; card game" , "Fire rod; game" , "Ashes stirred by this" , "See 1" , "Gambling card game" .)