You must have often heard people saying that this is my hard-earned money. This means that they have worked hard and sweated and earned money. Although sweating is a normal process. All living things sweat. In summer, one starts sweating after doing some hard work; after running around a little, one starts sweating. Sweating is necessary because it is a natural process to keep the body cool. But do you know that one part of the body does not sweat? Which part is that? Let us know. lips do not…
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