Adelaide Airport Powder Quarantine

Hundreds of people remain in quarantine at Adelaide Airport in South Australia as emergency crews investigate the source of a yellow powder found over passengers' bags.
Passengers leaving from a Singapore Airlines flight just after 7.30 this morning found yellow powder over their cases on the baggage carousel.

The arrivals area was then immediately placed in quarantine

A Fire Brigade official says hazardous materials experts are going to the airport.

An airport official says passengers on other incoming international flights are also going into quarantine.