It may exude, naturally (5)

I believe the answer is:

resin

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'it may exude naturally' is the definition.
The definition suggests a singular noun which matches the answer.

This is the entire clue.

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(Other definitions for resin that I've seen before include "frankincense, for instance?" , "Substance from tree-sap" , "Myrrh, for instance" , "component of varnish" , "Glue" .)

I've seen this clue in the Evening Standard.

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