are e cigs worse than cigarettes The Health Risks Of E-Cigarettes Versus Traditional | Henry Ford Health Vaping Versus Smoking: Are Electronic-Cigarettes

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According to analysis co-authored by Richard Muller, a physics professor at the University of California-Berkeley, if you were, on average, exposed to 22 micrograms per cubic meter of PM2.5, itd be the equivalent to smoking one cigarette a day

These filters efficiently capture pollen, mold spores, dust, and even ultrafine particulates, including from wildfire smoke

Saccadic masking on Wikipedia: Also: Akash Peshin, What Is Saccadic Masking? Science ABC , 18 January 2018: humans/what-is-saccadic-masking.html

Despite the states e-cigarette age-verification law, more than 90 percent of vendors failed to verify the ages of teenagers who bought e-cigarettes online

India banned the sale of e-cigarettes in September 2019