We should cut back on pre-shredded cheese and Make America 'Grate' Again.
These look like "Controls" to make sure the rapid tests are running appropriately.
The Negative Test will not have the Virus in it and thus will not show the biohazard symbol.
The Positive Test has the Virus/part of virus in it so that the machine can make sure the it reads as "Positive". B/c it actually has the Virus or part of the Virus in it, it has the Biohazard warning on the Label.
Only problem is there is no "machine"- each has a testing card-are you referring to these?
We should cut back on pre-shredded cheese and Make America 'Grate' Again.
I'll ask my physician friend on Tuesday and see what he says. They are using a combo rapid test for Covid/Flu/Strep.
