But we dont know if the THC is soluble in propylene glycol... and im pretty sure this information isnt very easy to get, as propylene glycol isnt a very usual solvent.

Anyway, youre welcome to try. If you suceed, tell us!

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"Everything we do, everything we are, rests on our personal power. If we have enough of it, one word uttered to us might be sufficient to change the course of our lives. But if we don't have enough personal power, the most magnificent piece of wisdom can be revealed to us and that revelation won't make a damn bit of difference." Don Juan Matus - Tales of Power