We no longer use chemicals harmful to the ozone layer on spray cans.
We no longer use lead in gasoline.
We figured those things were bad, and changed what we did. If evidence is available ahead of time that something is harmful, it shouldn't be controversial to avoid widespread adoption.
The closest might be nuclear power, we know we can do it, we did it, but lots of places said no to it, and further developments have vastly slowed down.
The man who invented it got lead poisoning during its development, multiple people died of lead poisoning in a pilot plant manufacturing it and public health and medical authorities warned against prior to it being available for sale to the general public.
> when the has it ever been the case that you can just say "no" to the world developing a new technology?