Health
Coronavirus: Sewage testing for Covid-19 begins in England – BBC News
Samples will be checked for signs of the virus, to get early warnings of spikes in infection levels.
Image caption
Samples could be collected from specific points in the national network of wastewater-treatment plants
Sewage testing is being conducted across England in a bid to develop wastewater-based Covid-19 surveillance.
Scientists discovered early in the pandemic that infected people “shed” the virus in their faeces.
Further research concluded that wastewater sampling could provide a signal of a coronavirus outbreak up to a week earlier than medical testing.
The Department for the …
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