There are many products available in the market, which vary in the level of nicotine and other chemicals they contain
Instead of comparing vaping to smoking, which sounds logical but isnt exactly a one-to-one experience, they decided to focus on the effects of vaping itself, and thats it

(Image courtesy of Eric Jackson) Springer TG475, 16 ounces, Series 109, John Quincy Adams Series 110 (1940) Springer TG???, 1/8 ounce, Series 110, John Quincy Adams Springer TG???, 3/8 ounce, Series 110, John Quincy Adams Springer TG???, 1/2 ounce, Series 110, John Quincy Adams Springer TG???, 3/4 ounce, Series 110, John Quincy Adams Springer TG???, 1-1/8 ounces, Series 110, John Quincy Adams Springer TG???, 1-1/4 ounces, Series 110, John Quincy Adams Springer TG???, 1-1/2 ounces, Series 110, John Quincy Adams Springer TG???, 1-5/8 ounces, Series 110, John Quincy Adams Springer TG???, 1-3/4 ounces, Series 110, John Quincy Adams Springer TG???, 1-7/8 ounces, Series 110, John Quincy Adams Springer TG???, 2 ounces, Series 110, John Quincy Adams Springer TG???, 2-1/4 ounces, Series 110, John Quincy Adams Springer TG???, 3 ounces, Series 110, John Quincy Adams Springer TG???, 3-1/4 ounces, Series 110, John Quincy Adams Springer TG???, 4 ounces, Series 110, John Quincy Adams Springer TG???, 16 ounces, Series 110, John Quincy Adams Series 112 (1942) Springer TG554b, 1-5/8 ounces, Series 112, John Quincy Adams, plate number 41695, with 2A

When asked which pouches don't stain teeth, the "All White" category is the technological answer