ahhh ok, it's just a matter of concentration. So let's fill up the earth and oceans until we reach the safe concentration level and see what happens. (and let

ahhh ok, it's just a matter of concentration. So let's fill up the earth and oceans until we reach the safe concentration level and see what happens. (and let the future generations clean the mess if it turns out we missed a few factor in the computation of the "safe" level). come on. At some point we will have to understand that, no, we can not accept an hypothetical risk because the objective gains are bigger. Hypothetical risk should be made objective before starting any kind of production of chemicals at any large scale. The world is already filled with dangersous stuff. Enough is enough. The big issue is that usually the balance is: "a bit of a health concern" versus "huge economical benefits". We're comparing apples and oranges.