As you pull, the h2o is pulled from the recycler tubes and flows again in to the chamber. The drinking water is recycled and enriched with new oxygen with each individual pull, and any unwanted by-merchandise are deposited on the wall. Grace Glass companies all of their bongs on site https://grabba-leaf-whole-leaf26937.mybjjblog.com/esko-leaf-og-natural-an-overview-39732629