yes
You use a microscope.
Because so many different type of people go to a restaurant, germs are a part of nature, where ever you go there is germs all around you not just in restaurant.
No, they are not germs. Fleas are insects and blood-sucking parasites. You can't see germs with your naked eyes unless you have the help of professional germ-detecting chemicals.
100,000,000,000,000,000,000,000,000
because they are too small
It is just so you see the germs that are there.
your moms tongue has me sperms on it then ever
No, but if you put on a cream you can see them.
A microscope, perhaps?
There are alcohol free hand sanitizers that are effective in killing germs and bacteria. For example, So popular, which kills 99.9% of germs, can be purchased at a place like Wal-Mart.
Feces does have germs, though they are not usually dangerous if you have a healthy immune system. See related link below for more information on fecal hygiene.