I thought the same thing, about THC absorption into the lungs. If you inhale a shitload of smoke, holding it in for five seconds means that you're lungs are empty of smoke, after five seconds. I guess.
Quote Originally Posted by Az.
Excelent!!
could I ask where you got that from??
I want to read more about it.
"Respectable Reefer"
October 19 2005
Mother Jones Magazine
by Gary Greenberg

http://www.maps.org/sys/nq.pl?id=651&fmt=page