Assertion: aromatic hydrocarbon | /r/HasProperty | pnas
Facets:
Source sentences:
text: The term for fused aromatic ring compounds is polynuclear aromatic hydrocarbons (PNAs), a subset of PAHs.
text: After performing a search for "polynuclear aromatic hydrocarbon" (PNA), I found in just the Environmental Protection Agency's collection of published documents over 3,000 citations of the term; many of the documents were secondary references.
text: From what I know about polynuclear aromatic hydrocarbons (PNAs), I strongly believe that there is only a very tenuous link between the origin of life and PNAs.