It isn't, though. "You may not sell into a situation that creates an unacceptable hazard" is essentially how hazardous chemical sale is regulated, and that's j

It isn't, though. "You may not sell into a situation that creates an unacceptable hazard" is essentially how hazardous chemical sale is regulated, and that's just the first example that I could find. It's not uncommon for a seller to have to qualify a buyer.