Hot water or cold? Solid or liquid soap? Towels or dryer with hot air? This ritual for many of us was the most important — we have resorted to it several times a day. But how to do it, you know? Wash hands — it would seem that can be easier. Though there is plenty of evidence that washing your hands after you visited the toilet, before eating or after a trip on public transport can reduce the spread of disease, only 5% of people wash their hands correctly.
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