ive done it and in my experience i thought that the smoke and steam worked like a huge ass bong and spread the smoke out so you inhaled it constantly and sucked up a lot more thc than if you were just smoking outside or sumthin, i doubt the whole "opens your pores" thing is true
homer: look at shemp, he is so high!
otto: hey shemp is... hemp, spelled backwards!
homer: and otto is... OTTO, BACKWARDS!
otto: ...now im scared.
doesnt the idea of making nature illegal seem a bit, ... unnatural?
Suck it dry!