Right, people have very different diets, more or less natural, some have many parasites, or are on some drugs, so their fecal matter are much less easy to process.
But there are already problems with traces of drugs in tap water, so it can't be that bad, there are many things like mushrooms, or bacteria at a smaller scale, capable to recycle toxicity
But there are already problems with traces of drugs in tap water, so it can't be that bad, there are many things like mushrooms, or bacteria at a smaller scale, capable to recycle toxicity