Customer unleashes racist tirade at Coles

A foul-mouthed Victorian shopper has launched an explosive racist rant at Coles in front of frightened staff.

''Go back to your own country you piece of f---ing s---" the woman screams as she picks up a tin of Milo and appears to threaten to throw it another customer, the Herald Sun reports.

The racially charged scene filmed on a phone at Coles at Woodgrove Shopping Centre in Melton and uploaded yesterday to social media.

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At one point woman picks up a small child and continues her verbal outburst saying "this is f---ing outrageous" while calling someone off camera a "rude piece of f---ing s---".

"Who do you think you are?"

Several staff members approach the woman and try to calm her down.

Victorian police told nine.com.au they were aware of the video however no reports have been made from the store or customers.