Hmmm... 🤔 we do commonly use "citrus" for example, which is equally scientific...
And capsaicin sounds equally scientific and is maybe even more difficult to pronounce 😁 but is reasonably well known term I believe...
It's all very personal of course...
If you have watched his youtube channel, you know that Nigel Carter has a very extensive way ("palette") to describe the taste/aroma/... of chili peppers. But you'll have to experience it by yourself to understand it.
As for the "citrus" aromas... I don't...
If I had enough headroom available, I wouldn't top my plants... it's just a way to keep them in the limited space until they can go outside. It is also my experience that the branches of a topped plant aren't as strong as the branches that form by the natural split. A loaded branch can easily...
Like I said in the beginning of this thread... nematodes are the best solution, no pesticides needed. I use them when the pest gets really bad and in little more than a week time all gnats are gone!