POV: You thought it was just water vapor. Secondhand vape aerosol actually contains: Nicotine (yep, it lingers) Formaldehyde (carcinogen) Heavy metals (nickel, lead, tin) Ultra fine particles G Pen Gio Lanyard Neck Strap for Vaporizer Pens G Pen Gio Lanyard Neck Strap for Vaporizer Pens G Pen Micro Plus Dab Pen Vaporizer by Grenco Science Vape Batt Secondhand vape aerosol can contain particles and chemicals that may affect indoor air quality. Research continues to examine possible respiratory impacts. G Pen by Grenco Science Vaporizers, Parts, Accessories