Harvard Health Tips

Hand sanitizer benefits

The main advantage of alcohol-based hand sanitizers is that you don?t need water or a towel, so you can use them anywhere. Alcohol?s killing power comes from its ability to change and destroy proteins crucial to the survival of bacteria and viruses. Alcohol thoroughly eliminates bacteria and even some viruses. But alcohol doesn?t kill everything; bacterial spores, some protozoa, and certain viruses aren?t affected.…

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