Earlier quoted context omitted.
First of all, this is a good and fair pushback. But I’d respond that I chose secondhand smoke for a reason. I similarly doubt there’s any measurable impact of being around a smoker every once in a while, but the language around secondhand smoke got more and more hysterical leading up to the widespread implementation of smoking bans, to the point that it’s not uncommon today to hear people complain that walking near a…
With over a billion smokers on the planet, or ~20% of the population, it’s not that absurd to worry about urban smoke outdoors contributing to urban pollution. Nor wood burning house & backyard fires either, nor cars, but that’s a different debate… We aren’t around smokers once in a while, we’re around them constantly . Even urban outdoor second hand smoke really is a higher risk than air travel radiation. Yes I want…
Isn't this exactly what's in dispute? What's the evidence that this is true?