explain how washing of hands can help prevent COVID19
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Answer:Common question
How should I wash my hands to prevent the spread of the coronavirus disease?
The CDC also recommends that individuals wash hands often with soap and water for at least 20 seconds, especially after going to the toilet or when hands are visibly dirty, before eating and after blowing one's nose, coughing or sneezing.
The CDC further recommends using an alcohol-based hand sanitiser with at least 60% alcohol, but only when soap and water are not readily available.
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Explanation:
by wasing our hands we can prevent covid 19 as..............
when we wash our hands with soap it kills all the bacteria present in our hand so that's why always in adds also say to wash our hands and for almost 20 seconds and shows the process how to was our hands