Welcome to the nexus.
There are no best tek, imo, there are easier "tek" to understand principle, or for chemical disposal. For some, it can be harder to get naptha, so you may have to choose another suitable solvent, for that simple need, you may have to understand, at least, a part of the process.
I think you may like
this
Depending on how you want to achieve your job, your material you dispose, chemicals involved, all starting info is in FAQ.
In the
Attitude page, you may find a part about Critical thinking and basic autonomy, the second, is very usefull as you may think, many things are already asked and just let here to be readen
There is a search function in the forum, it need to be practised but working, you could find some other people facing the same issue.
If your not OK with the search on the forum and google seems more familiar to you, you can try some dork on google as "site
mt-nexus.me/forum" then your query.
To finish, you may find this
link interesting as it can answer your question.
Nexus is a place to encourage ppl to look by their eyes, please learn, share
Tasting a product to determine what it is should not be considered while can act at very low dosage, please think safety before doing anything ivolving drugs or chemicals.Peace.