Thanks to vaping, decades of anti-smoking progress in teens has been wiped out

[Faffenreffer]

@jwin74

nicotine is a mild psychoactive naturally occurring drug, pleasant to many humans.

It’s also a rather effective pesticide:

Tobacco and nicotine: They're good -- as a pesticide

Nor is it great for humans; an oral dose of 0.5g (admittedly, a significant amount) is probably lethal.

How much nicotine kills a human? Tracing back the generally accepted lethal...

So there’s that.