https://pmc.ncbi.nlm.nih.gov/articles/PMC6008736/
Free-Base Nicotine Determination in Electronic Cigarette Liquids by 1H NMR Spectroscopy - PMC
E-liquids usually contain significant nicotine, which will exist primarily in two forms, monoprotonated and free-base, the proportions of which are alterable...
electronic cigarette liquids
https://ojp.gov/ncjrs/virtual-library/abstracts/impact-vaping-ethanol-containing-electronic-cigarette-liquids
The Impact of Vaping Ethanol-Containing Electronic Cigarette Liquids on Roadside Impairment...
This article reports on a study to determine whether vaping electronic cigarettes before or during an ethanol breath-test can produce a false positive result,...
electronic cigarette liquidsthe impact
https://pmc.ncbi.nlm.nih.gov/articles/PMC6655473/
Stimulus effects of propylene glycol and vegetable glycerin in electronic cigarette liquids - PMC
Little is known about the behavioral effects of non-nicotine ingredients in electronic cigarette liquids. Propylene glycol (PG) and vegetable glycerin (VG) are...