It should be
It is somewhat but it may need to be revised.
Section 93ZAA of the Crimes Act, which took effect in August, makes it an offence to publicly incite hatred towards another person or group on the grounds of race.
Spot on with the rest though. These shit heels are specialised at weaselling their foot into doors.

If they said that verbatim that is super unprofessional and highly inappropriate conduct for a workplace. Best way is to pull them aside and tell them in private that you don’t appreciate such remarks. Otherwise, in a functional workplace report it to a manager/HR. That second quote alone would be grounds for a review if not more. What a fucking psycho thing to say to a work colleague. It reeks of workplace bullying.