How testing plane toilet waste could detect emerging threats

WorldHealth & Fitness
19 Aug 2025 • 10:19 PM MYT
The Independent
The Independent

The world’s most free-thinking newspaper

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  • A study has found that testing aircraft toilet waste can help monitor the global spread of drug-resistant superbugs, often referred to as the “silent pandemic”.
  • Scientists analysed lavatory wastewater from 44 international flights arriving in Australia, detecting nine high-priority pathogens and superbugs.
  • An antibiotic-resistance gene, not previously found in Australia’s urban wastewater, was detected on 17 flights, suggesting its likely entry into the country through international air travel.
  • Flights originating from Asia, particularly India, showed higher concentrations of antibiotic resistance genes compared to those from Europe and the UK.
  • This research indicates that aircraft wastewater monitoring could serve as a valuable early-warning system for emerging superbug threats, complementing existing public health surveillance.

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