which is what they are testing for If they test for RNA fragments, using a PCR (rna/dna fragment mass copy duplicator), then the results are scientifically meaningless and the test is invalid why?  Because RNA fragments are NOT a virus, and rna fragments in the coronavirus are also in hiv, and many other retroviruses.  You could have fragments floating around and have several different, related viruses (such as other human coronaviruses, even sars (SARS-1) for example, and not have SARS-CoV-2 (COVID19 / 'the corona' or 'rona')  https://bpa-pathology.com/covid19-pcr-tests-are-scientifically-meaningless/ https://off-guardian.org/2020/06/27/covid19-pcr-tests-are-scientifically-meaningless/