As the author explains, it was intended to record his own experiments and improvements in the preparation of certain compounds.
Not to the foods themselves, actually, but to certain compounds within them.
There are certain compounds for which your schnozz is the best detector ever made.
Research demonstrated that certain compounds in marijuana have a very long half-life.
So called because of certain red compounds derived from it.
In addition to repeated activity, the increased levels of certain compounds lead to sensitization, as well.
Interesting piece, and I agree with the author that therapeutic benefits of certain psychedelic compounds are potentially very great.
It is used to look at the structure of certain organic compounds.
"It would break down almost anything, actually, but would only re-create certain compounds."
High temperatures are fine for certain compounds but metals form ash which then has to be disposed of.