 as the listener said, they're kind of consumed by animals and they move up the kind of food chain and eventually to us. I mean, if we eat fish or shellfish, we're ingesting those plastics and there does seem to be evidence that they soak up toxins from the water and what that means is that, of course, all of those things concentrate as you go up the food chain. So from a very self-interested point of view, if we're eating a fish that's eaten four other fish and