Horrid old homemade bong for marijuana smoking made from a plastic drink bottle and rubber pipe Stock Photo - Alamy
How to Make a Bong at Home: A Step by Step Guide
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How to Make a Bong at Home: A Step by Step Guide
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Made this simple bong using a water bottle, a pen (to poke the hole), a trumpet mouthpiece, and a rubber band. Works like a charm! : r/StonerEngineering
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