Experts say flushing toilet could spread coronavirus through faecal aerosols.

Health officials have long monitored wastewater and sewage as a way to track where the virus may be lurking in the community, but now experts have revealed it could also spread after a positive case does a number two.

UNSW Sydney head of the biosecurity program at the Kirby Institute, Raina MacIntyre, said the virus was excreted in the faeces.READ MORE