Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center Vape Smoke 220w Risk From Second Hand Smoke On Children Greater Than Previously Thought Second Hand Smoking From Vaping 5 Vaping Facts You Need to Know Johns Hopkins Medicine Despite widespread smoke free policies in California, rates of recent exposure to secondhand tobacco smoke, vape aerosol, and cannabis smoke among adults aged 1864 have been slowly increasing since 2020, with vape exposure Secondhand Smoke and Electronic Cigarette Aerosol Resources US EPA