How to make a bong Bongs are water pipes designed to filter and cool smoke for smoother inhalation. Commercial bongs are safest; homemade versions can be risky if materials are unsafe. Regular cleaning maintains taste and hygiene. Water in the bong cools smoke, while the chamber allows debris to settle, making each hit cleaner and more enjoyable. Visit Us: https://www.olivastu.com/how-to-make-a-bong-without-a-stem