Scientists Warn Against Breathing in Secondhand Vape 'Smoke' Newsweek Secondhand exposure from vaping marijuana: Concentrations, emissions, and exposures determined using both research grade and low cost monitors ScienceDirect Secondhand Smoke and Electronic Cigarette Aerosols US EPA Can You Get Second Hand Smoke From Weed Vape E cigarettes and Vaping Commercial Tobacco Use Do Vapes Have Second Hand Smoke Can You Get Second Hand Smoke from a Vape? Differing Opinions About Second Hand Vape Exposure Vaping Post