Why is 70% alcohol solution a much better disinfectant than a 90% alcohol concentration? Wouldn’t a higher concentration mean better?
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Alcohol is like Hulk who beats up bad guys. And water is the vehicle Hulk uses to reach thebad guys.
With 90% alcohol and 10%water, alcohol can’t reach the bacteria to beat them up. But 70%alcohol and 30% water can reach all the bacteria
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