I don’t vape and don’t really know common vaping patterns. I will point out, though, that cigarettes aren’t really subdivisble, and humans are remis to waste.

I don’t vape and don’t really know common vaping patterns. I will point out, though, that cigarettes aren’t really subdivisble, and humans are remis to waste. W/r/t definition, the second linked pdf makes reference to measured composition of known bads in vapour:smoke and asserts the ratio is smaller than 1:20. Also refers you to the preexisting literature. https://www.karger.com/Article/FullText/360220 https://www.karger.com/Article/FullText/360220 That paper defines harms as a combination of health and social factors, with a large weighting towards morbidity.