Can You Get Second Hand Smoke from a Vape Risks & Facts Have you ever breathed in secondhand vapor from a vape? What exactly are you inhaling? It turns out it's a lengthy list of chemicals. FULL STORY Symptoms Of Second hand Vape Smoke Second hand Vaping Vs Smoking Can You Get Second Hand Secondhand exposure from vaping marijuana: Concentrations, emissions, and exposures determined using both research grade and low cost monitors ScienceDirect 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 Secondhand smoke and secondhand aerosol