Seudónimo Seudónimo

08-11-2016
Biology

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why does hair shorten when humidity decrease

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Аноним Аноним

08-11-2016

Well, when humidity increases, the hair relaxes, so it gets longer, and when it decreases, the hair tightens, getting shorter.

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08-11-2016

the higher level of hydrogen bonds in humid air lead to a creation of more hydrogen bonds in adjacent molecules in the hair strand

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