ST. PAUL, Minn.--(BUSINESS WIRE)-- 3M Food Safety announces that the 3M™ Clean-Trace™ Water - Total ATP test swab will be moving to an innovative, liquid-stable formulation that allows for ...

The Food and Drug Administration (FDA) explains samples for diagnostic COVID-19 tests are typically collected with a nasal or throat swab; in some cases, saliva can also be collected for testing.

Here’s what we know so far about the different ways to swab for COVID-19 rapid tests and how effective they are. In the U.S., the official word is that nasal swabbing works well for rapid tests.