Town meeting is dangerously susceptible to decision making based more on values and emotions than evidence, a worrisome vulnerability in these days of increasing science denialism. Democratic, yes. Evidence-based intelligent decision making? Well, no.
The oxygen we breathe, the water we drink and the sugar we eat are all chemicals. But somehow "chemical" has become a dirty word, synonymous with "toxin," and "chemical-free" is now a popular, albeit nonsensical, advertising slogan.