They say there are a number of simple measures that can help such as opening windows, while warning air-conditioners or fans used incorrectly may spread the virus.
It appears the Smile Buffalo Thai does not have any opening windows to the street, just a single door providing entry off Beach Road. There is no suggestion the venue did anything wrong, rather the Health Department confirmed that they had been respecting density rules, which require venues with more than 25 patrons to limit customers to one person for every two square metres.
The restaurant operators couldn’t be contacted by The Age this week.
Genomic testing has linked the Black Rock cluster to the northern beaches outbreak in NSW, but work is still under way to establish exactly how the virus made its way to Melbourne.
A Victorian Health Department spokeswoman said there had been site assessments by infection-control and occupational health experts and analysis of epidemiological data to try to identify potential missing links.
The last case linked to the Black Rock cluster was reported on Tuesday and authorities are now hopeful it has been contained, after growing to 27 cases when close contacts of those at the restaurant also become infected.
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