sweat is a coulourless, transparent, acid with odour. it is made from glands in the skin in the inner dermis layer. It is needed to adjust body temperature and let out fatty acid and mineral matter.Our skin is a physical barrier to microbes and so the acidic conditions of this sweat enables the removal of pathogens and harmful microorganisms which our skin acquires through day to day life, it is a form of " average " shield coating, its good but not that great.
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