Australians are being warned about a potential rapid antigen test (RAT) trap with some outlets selling unapproved kits. The Therapeutic Goods Administration has approved more than 30 different tests for use in Australia that meet the country’s safety and effectiveness requirements. RATs that fail to pick up at least 80 per cent of positive cases are not approved. “Unapproved versions may not work as expected, or work at all,” the medical regulator warned on Friday. “(Unapproved RATs) have not been assessed by the TGA, meaning they do not come with the same assurances of safety, effectiveness and quality as those that have met Australian regulatory requirements.” Concerns are also being raised about the repackaging or relabelling of tests that didn’t have all the components inside. The warning comes as tens of thousands of COVID-19 cases are still being recorded across the country. Western Australia’s active cases have risen above 10,000 …