Here's a short part of what I've read on Wikipedia.

copied from http://en.wikipedia.org/wiki/Bong

Most smokers believe that bongs are healthier than other smoking devices; however, a 2000 NORML-MAPS study found that "waterpipes filter out more psychoactive THC than they do other tars, thereby requiring users to smoke more to reach their desired effect"

copied from http://en.wikipedia.org/wiki/Bong


DRY BONG HITS RULE!