Yes, air pollution can and gas from cars
Air pollution is nasty and harmful gases in the air to either make us sick or to kill us
no antibiotic should not make us sick,it will make us sick when it will be overused
no germs do not always make us sick some are good!
No.
Yes.
no make them very sick.
yes, just the same as a gerbil can make us sick.
yes
it can make us sick
Possibly the air is recirculated so the same air goes round and round
Air conditioners can make you sick because they tend to grow mold. Anytime moisture is involved in a process, it is a breeding ground for bacteria and mold. This can be pumped into the air and give you allergies or a respiratory infection.
If there's really bad pollution in the air or it sits in a container that's contaminated and you drink it, it could make you sick. But usually not