A Future of Composting Toilets?
Here is a more specific and detailed diagram. Like the book The Philosophy of Design says, we are indeed humans who are embarrassed by our bodily functions. If they are not maintained and properly taken care of, they can easily be turned into a health hazard and pain to clean. These kinds of systems have to be taken care of in order to function properly, keep clean, avoid unwanted smells, and an unpleasant transition from the end product to the fertilization process