Antigen test comes from the word Antibody Generator and is often called a lateral flow test.
The antigen test we use to test for Covid-19 is a lateral flow test, similar to a pregnancy test.
These are tests that use liquid and works in the same way as a pregnancy test and returns results in about 15 minutes.
Andy O’Donoghue, Tech Journalist joined The Last Word to discuss.
Catch the full chat by pressing the Play button on this page.