Does Vaping Leave Residue on Walls? And How to Prevent Ilookah Occupant Stains & Smudges in Buildings How to Identify, Diagnose, and Remove How to clean cigarette smoke stained walls? : r CleaningTips What is the yellow substance dripping from my walls? Do Vapes Stain Walls? Mister Vape Even this fire clean up crew was shocked when they discovered these walls covered in cigarette residue BuzzFeed News Facebook