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

Sanitisers and cleaners are two entirely different things.

A sanitiser will kill bacteria and viruses.

A cleaner (such as soap) will remove dirt and grease.