No, if they are serving food there is no problem unless they put their hands in the food. A person with a cold would be more dangerous than someone with polish.
Wash your hands and arms thoroughly and rinse them in clean water.
Um? help me?
Wash your hands
Your hands should be glued to your ears, and super tight.
after applying water to your hands
Compared to today - very bad. It was standard practice to eat with the hands, and to take food from serving dishes with the hands. Bones were tossed on the floor. Hands were wiped on the clothing. You get the idea.
Eat
Discard
The spelling should be hyphenated "hands-on" (involving active participation).
Factors is another word for a sort of merchant.
My name actually is Anjali and it is an Indian word for serving with both hands, meaning giving blessings.