Chemicals 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 Second hand nicotine vaping exposure raises risk for bronchitis, breathing problems UPI.com Is Secondhand Vaping Something to be Concerned About? Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center