How long does vape smoke stay in the air? Will Vaping Indoors Devalue a Home? Many people believe that vaping is less harmful than smoking, but that's a common misconception. In fact, in addition to nicotine, vapes can contain toxic chemicals that could be linked to cancer, Sharp rise in vaping among young adults who never regularly smoked Vaping Indoors and How it Contributes to Sick Home Syndrome Bactronix How to Tell if Someone is Vaping in Your House: Hidden Signs