If hand sanitizer kills 99.9% of germs, what stops us from using that all of the time instead of hand washing?

Question

If hand sanitizer kills 99.9% of germs, what stops us from using that all of the time instead of hand washing?

In: Biology

Answer 1

Hand washing cleans more than sanitizer because it gets rid of nasty stuff that’s not just germs. If you have poop smeared on your hands, would you prefer soap+hand washing…or hand sanitizer?