Thoughtful and entertaining article; I would expect no less from Fred. I wonder, though, about the other things that sewage contains that Fred didn't mention. I remember investigations starting in the 1970s about heavy metals in sewage sludge, and a quick internet search turns up many articles on that topic.
I'm not shitting you. It is a real problem, at least in industrialised countries.
Thoughtful and entertaining article; I would expect no less from Fred. I wonder, though, about the other things that sewage contains that Fred didn't mention. I remember investigations starting in the 1970s about heavy metals in sewage sludge, and a quick internet search turns up many articles on that topic.
I'm not shitting you. It is a real problem, at least in industrialised countries.