There are many types of bongs, each type providing benefits different from those that another type provides. It is interesting to know the different types so that you can choose which one is exactly right for you.
Many individuals prefer a percolator bong for its clean smoke. The smoke goes down a downstem into water, exits the water, and re-enters it again – this time, within the percolator. A percolator bong thus breaks down the smoke and filters or cleans it better than a regular water bong.