Question for long term vapers: any stains on walls, furniture etc? : r electronic_cigarette Vaping's Harm to Vascular Health CTVS Texas After 23 years of cigarette smoke, these walls were coated in sticky yellow residue. A deep clean with TSP, followed by a shellac based primer, brought them back to life like new. Vaping now more common than smoking among young people and the risks go beyond lung and brain damage Health EL PAS English