[Allegra]

Environmental impact reports can take a year and cost tens of thousands of dollars.

And there you have it...

[HiTech RedNeck]

And of course each one has to be custom — there’s no such thing as a generic set of rules for an “OK” event.

Pyrotechnics do contain small amounts of potentially poisonous (the dose makes the poison) chemicals that lend colors to the burning sparks. But it would seem a low-brainer to figure out how much is too much. Nobody had ever complained before that fireworks were killing fish or rendering them unfit to eat, etc.