Secondhand Vape Exposure: Effects, Who's at Risk, and More Secondhand exposure from vaping marijuana: Concentrations, emissions, and exposures determined using both research grade and low cost monitors ScienceDirect The Impact of E Cigarettes and Asthma: What You Need to Know Can You Actually Get a Contact High? Green Goods Secondhand Electronic Cigarette Aerosol and Indoor Air Quality US EPA In secondhand vape, scientists smell risk American Heart Association