FUCKING IDIOT
Positive control means if the test is positive, you have covid
Negative control means if the test is negative, you have covid.
Each test uses a different way to check wether you are infected.
The biohazard probably refers to some plastic inside (you know, plastic straws are a biohazard too).
FUCKING IDIOT Positive control means if the test is positive, you have covid Negative control means if the test is negative, you have covid. Each test uses a different way to check wether you are infected. The biohazard probably refers to some plastic inside (you know, plastic straws are a biohazard too).