We don't. And in all probability we never will.
Correct. Who knows how many years it takes this stuff to damage internal organs. I am astounded by all this. I am shocked that the sources seem so untraceable. I always thought everything, especially foodstuffs, where highly traceable, and I hate to say it but regulated, in all even half-ways civilized countries. Don't the Chinese realize this can harm their families and their own animals.