Books et al.Podcast

Smell Detectives

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Science  28 Jul 2017:
Vol. 357, Issue 6349, pp. 362
DOI: 10.1126/science.aao3022

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Before the germ theory of disease, urban dwellers placed great stock in odors—foul and fresh—as indicators of environmental health. This week on the Science podcast, historian Melanie Kiechle describes the rise and fall of the sense of smell in the 19th-century fight for fresh air.