What causes a sanitizer to not work well?

One thing is that the items get removed right away without a period of time where the chemicals settle in and the item gets fully cleansed. Removing pathogens should be done carefully and according to procedure, not just rapidly and skipping parts that are key to sanitizing.

Teaching/ beliefs. He taught many and many people believe what Confucius believed for example, treat others the way you want to be treated.