you soak it in mouthwash for a while. Then, boil it, strain the water and let that dry. When it does, scrape the resin off whatever you used to strain the water, and smoke it.

But I wouldn't suggest boiling your pipe if it's glass. They can break or get brittle REALLY easy that way.
Mello.as.Hello Reviewed by Mello.as.Hello on . Boiling Pipe For Resin. (Please help) Does anybody know the correct technique for this method of getting the resin out of your pipe without scraping it? Please help. Thanks. Rating: 5