How to Smoke a Bong
To smoke a bong, fill the base with water, pack a bowl of ground material, light it while you inhale, then pull the bowl out and breathe the smoke into your lungs. The water cools and filters the smoke, which makes a bong hit smoother than a joint or a dry pipe. Keep the flame on the material for a second or less, then clear the chamber in one breath and exhale.
This guide covers the gear you need, the five steps, water levels, cleaning, and how a bong compares to other methods. It also covers CBD flower, since many people use a bong for hemp.
What You Need Before You Start
- A clean bong with a bowl piece and downstem
- Water (cold or room temperature)
- A grinder
- A lighter, hemp wick, or torch
- Ground material such as CBD flower or another legal herb
- A screen (optional)
Check your state law and local age rules first. Smokeable hemp is restricted in some states, and the legal age is 18 or 21 depending on where you live.
How to Hit a Bong: A Comprehensive Guide
How to Smoke a Bong, Step by Step
Step 1: Fill the Bong With Water
Fill until the water sits just above the slits in the downstem or the top of the percolator. Too little water and the hit feels hot; too much and water splashes into your mouth. Test the level by pulling air with an empty bowl, and adjust until you hear a bubble without a splash.
Step 2: Grind and Pack the Bowl
Use a medium grind, close to the texture of coarse salt. Fine powder pulls through the downstem, while large chunks leave dry spots that burn hot. Fill the bowl halfway and press with light pressure so air still moves through the material.
Step 3: Light and Inhale
Hold the flame at the edge of the bowl and pull with a steady breath from your diaphragm. Corner the bowl by lighting one side first, which keeps the rest of the material fresh. Move the flame away the moment the material glows, and note that a hemp wick gives a cleaner taste than butane.
Step 4: Clear the Chamber
When the chamber fills with smoke, pull the bowl piece out or release the carb and inhale the rest in one motion. This step is called clearing the chamber. Smoke left sitting in the tube turns stale and makes the next hit harsh.
Step 5: Exhale and Repeat
Exhale within a few seconds. Holding smoke does not raise the effect, and it irritates your throat and lungs. Let the bowl cool, then pack another one if you want it.
How Much Water Should Go in a Bong?
The right water level covers the downstem slits or percolator openings by about half an inch. Cold water cools the smoke and can ease throat irritation, while warm water feels softer in some bongs. Pour out the water after each session, since standing water grows bacteria and mold.
Do You Need a Carb Hole?
A carb is a small hole that lets air into the chamber so you can clear it. Cover the carb with your finger while you light, then release it when the chamber fills with smoke. If your bong has no carb, lift the bowl piece instead. A slide bowl with a glass joint makes this easy.
Bong vs Joint vs Pipe
- Joint: portable and simple, but the burning paper adds its own smoke and the hit stays warm.
- Pipe: small and fast, yet the smoke travels a short path with little cooling.
- Bong: water filtration cools the smoke, and the chamber lets you take a larger hit in one breath.
Cooling is not the same as filtering. Water traps some ash and water-soluble compounds, but tar and carbon monoxide still reach your lungs.
Tips for a Smoother Hit
- Use cold water and a few ice cubes in the neck if your bong has an ice catcher.
- Pack small bowls. Two fresh hits beat one packed bowl that burns down.
- Breathe from your stomach, not your chest.
- Skip the long hold. Two seconds is enough.
- Keep the glass clean, since resin buildup makes every hit taste bitter.
How to Clean a Bong
- Empty the water and rinse the glass with hot tap water.
- Add coarse salt and 91% isopropyl alcohol to the chamber.
- Cover the openings and shake for 30 to 60 seconds.
- Rinse with hot water until the smell of alcohol is gone.
- Air dry, or wipe the joint with a cloth so the bowl does not stick.
Change the water after every session and clean the glass at least once a week with daily use. Resin builds on the downstem first, and a clogged downstem makes each pull harder.
Does a Bong Filter Out Harmful Compounds?
No. Water cools smoke and catches some ash, but it does not remove tar, carbon monoxide, or the fine particles that harm lungs. Cannabis smoke holds many of the same toxins and carcinogens as tobacco smoke, per the CDC. Any inhaled smoke carries risk, and a bong does not change that.
Can You Smoke CBD Flower in a Bong?
Yes. CBD flower, also called hemp flower, is cannabis with 0.3% THC or less under US federal law. People smoke it in a bong for the same reasons as other flower: the water cools the smoke and the chamber delivers a fuller hit. State rules on smokeable hemp vary, so check your state law and age limit before you buy.
Store flower in an airtight jar away from light and heat. Keep it out of reach of children and pets, and never share a mouthpiece during cold and flu season.