Dutch scientists were able to find the coronavirus in a city’s wastewater before Covid-19 cases were reported, demonstrating a novel early warning system for the pneumonia-causing disease. The so-called SARS-CoV-2 coronavirus is often excreted in an infected person’s stool. Although it’s unlikely that sewage will become an important route of transmission, the pathogen’s increasing circulation in communities will … More Dutch Scientists Find a Novel Coronavirus Early-Warning Signal – Bloomberg News