 
 <translate> Explanation: Sweat wets the skin, and when it evaporates, it cools the body. Sweat is made of salt and water. The evaporation of water from the skin cools the body. <ibo> Nkọwa: Ọsụsọ na-eme ka akpụkpọ ahụ kpọnwụọ, mgbe ọ na-agbapụkwa, ọ na-eme ka ahụ jụrụ oyi. A na-eji nnu na mmiri eme ọsụsọ. Mmiri nke na-esi n'akpụkpọ ahụ́ ya apụ na-eme ka ahụ́ ya dị jụụ. 