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San Francisco Airport to Start Testing Plane Wastewater for COVID-19

Photo:  JasonDoiy (Getty Images)
Photo: JasonDoiy (Getty Images)

When the COVID-19 pandemic began three years ago, the simplest method of preventing the virus’s global spread was to limit international travel as much as possible. When restrictions began to ease, passengers had to jam a long swab up their noses to test if they were infected with the coronavirus. Now, public health agencies will be able to tell if someone on a flight is inflected by a trip to the lavatory at 35,000 feet after one beverage too many.

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San Francisco International Airport and the U.S. Centers for Disease Control and Prevention (CDC) have launched a program to test the wastewater from airliner septic tanks for COVID-19. CNN reported that wastewater samples will be regularly collected from international flights into SFO and sent to laboratories for testing. Scientists can detect traces of emerging COVID variants even if no passengers exhibited symptoms on the flight. SFO is the first airport to partner with the CDC in this pilot program.

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