No, it's a filter because it filters out carcinogens and other toxins found in the weed.

I don't know how it works. I'm assuming the molecules cling to some of the water molecules, but I don't know shit about chemistry.
Jaycub Reviewed by Jaycub on . Cold Water Hot Water. Why do people say that cold water will cool the smoke but hot water will better filter it? What makes hot water a better filter? What makes water a filter anyway? Rating: 5