<<Vibrations aside, almonds contain cyanin, I think. Seems to me that there
are people who eat almonds because of this, that it decreases chances of
cancer.>>
More than one thing may be going on here. Thirty some years ago, I had a
friend who was a grad student in organic chemistry. His research was
directed toward creating flavors using organic synthesis methods. Every week
he had a new smell (or two or three). All his smells smelled like the real
thing.