Spitting into a cup is one of the safest and most non-invasive | SHIFT

Spitting into a cup is one of the safest and most non-invasive types of tests there is, and it is highly accurate. If you are told you must take a COVID-19 PCR brain swab test for one reason or another, tell them you will only agree to a saliva test and show them this, along with the study referenced in the article, as supporting documentation:

https://www.healthline.com/health-news/noninvasive-saliva-tests-for-covid-19-as-effective-as-nose-throat-swabs