> The next logical question: just how bad is it for us to be ingesting microplastics? On that, the jury is still out. Yadav’s study also included a preliminary

> The next logical question: just how bad is it for us to be ingesting microplastics? On that, the jury is still out. Yadav’s study also included a preliminary toxicity test on mouse cells (rather than live subjects) to determine the level of negative impact on biological function. ... > “We did not find toxic results or effects from polyethylene on the mouse cells,” says Yadav. “But this portion of our testing was very preliminary, and not detailed.”