Go to the nearest faucet and clean it. The report to a teacher and they will take care of it
Centers for Disease Control and Prevention
make the ability, knowledge, and tools that people and communities need to
protect their health - through health awareness, prevention of disease, injury
and disability, and preparedness for new threats. This is also to prosper its
mission by collaborating with partners throughout the nation and the world to
monitor health, detect and investigate health problems.
Answer:
your spit is one of them too
Explanation:
they're not really but considering your fresh pee is 10x less dirty than a spit I'm considering.