I would love to think our sewage disposal system was efficient and environmentally friendly but a huge amount is dumped into our rivers annually to get rid of it so do we really have to do this?.......

https://www.theguardian.com/environment/2020/sep/02/sewage-sludge-containing-human-waste-uk

Regards

Geof
70th Anniversary 4/4 (Duratec 1.8), model 1995