62 One study showed that passive exposure to e-cigarette aerosol generated increases in serum levels of cotinine (a nicotine metabolite) similar to those with passive exposure to conventional cigarette smoke
Moreover, the devices, in general, can be poorly designed which can lead to an explosion or fire
"Recent Studies on DNA Adducts Resulting from Human Exposure to Tobacco Smoke"
Once you toss away the cigarette pack for good, your dementia risk falls in line with folks who never lit up
Additionally, as Richard Knox reports in NPR, even medical professionals were wary about the government's intentions because "back then, public health rarely concerned itself with any hazards beyond infectious disease epidemics." The Atlantic throughout the decades
It is commonly found among different cigarette manufacturers and is a regulated size in the US