Afaik, the main sources of microplastics we consume are from normal car tire usage, and from clothes with nylon fibers going through washing machines. This mea

Afaik, the main sources of microplastics we consume are from normal car tire usage, and from clothes with nylon fibers going through washing machines. This means that the issue has been with us for at least a couple generations by now so one may conclude that if there were dire effects, we would have seen them by now. Perhaps similar to the cellphones causing cancer debate, we inadvertently placed ourselves in a world wide lab experiment without giving it enough thought beforhand. But the upside is we can gather a lot of data now...