[header] How to clean a bubbler pipe [title] Drain the dirty water out of the pipe. [step] Before you begin cleaning your smoking pipe, you'll want to make sure it's completely empty. Pour the used water down the sink and shake any remaining moisture out of the pipe. 
Remove the stem and set it aside for now-you'll be cleaning this separately later. [substeps] It's a good idea to always refill your pipe with fresh water after every use.