There are hundreds of distinct chemical compounds in tires. This one in particular is very harmful to salmon. It's it harmful to bison? What about cicadas? It's

There are hundreds of distinct chemical compounds in tires. This one in particular is very harmful to salmon. It's it harmful to bison? What about cicadas? It's a problem of scale, greed, perverse incentives, and capitalism. I'm sure there's some amount of testing involved, and I'm also sure that Dow Chemical has made many lobbyists very wealthy in order to keep that testing as cheap and as minimal as possible.