Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center How Safe Is Vaping? The Fort Collins Dentist Can You Actually Get a Contact High? Green Goods CA DPH Misrepresents Cannabis Smoke & Vape Hazards Using Anti Tobacco Funds CaNorml.org How secondhand smoke, thirdhand smoke & vaping affects kids 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