"Battery voltage and unit circuitry differences can result in considerable variability in the products' ability to heat the solution to an aerosol and, consequently, may affect delivery of nicotine and other constituents, and may contribute to the formation of toxicants in the emissions," WHO says in a 2014 report on e-cigarettes
132-133 Hendriks, Ella, Tilborgh, Louis van, Eikema Hommes, M
Although smoking prevalence in high-income countries is reducing in the general population, smoking remains disproportionately high in people with mental health problems
If it's being used to power other devices, such as a dash cam or radar detector, you might need a splitter
"(Douglas) was probably trying to help me 'cause press probably asked where I was these days," he told Reddit readers, "and I did have a healing of cancer, but my tongue is still swollen altho (sic) healing all the time