When someone vapes around others they expose them to 'second hand aerosol'. But what happens to that aerosol then? Does it disappear or is it like cigarette smoke and stays around, sticking to The Dangers Of CBD Vape Pens And THC Vape Pens Secondhand exposure from vaping marijuana: Concentrations, emissions, and exposures determined using both research grade and low cost monitors ScienceDirect The dirty, dangerous secret of California's legal weed Los Angeles Times The Hidden Dangers of THC Concentrates and Vapes for Teenagers: How University Behavioral Health Can Help University Behavioral Health of Denton E Cigarette and Vaping Illness 700 Children's