Aroma extract dilution analysis of incense cedar wood, commonly used for pencils, detected more than 60 odorous substances, mainly terpenes, fatty-acid degradation products and phenolic compounds, and found that thymoquinone has a pencil-like odour.
SCOPE
One wood sample of Calocedrus decurrens; other woods called cedar differ, and pencil shavings were not studied directly.
SUPPORT CHECK
The statement the claim rests on was found word for word in the abstract fetched from the named service, and an editor read the full abstract against every part of the claim. Abstract from Europe PMC (ebi.ac.uk/europepmc), check run 36955913407.
Identification of odorants in wood of Calocedrus decurrens (Torr.) Florin by aroma extract dilution analysis and two-dimensional gas chromatography–mass spectrometry/olfactometry