Hair hygrometer: An instrument that measures the relative humidity of air by means of the variation in length of a strand of human hair, and expresses the value as a percentage.

THESE tables have been prepared for use in place of a similar set of tables by Perntner, which were printed as an appendix to Jelinek's “Psychrometer tafeln.” They are issued by the Austrian Central ...

Human hair absorbs moisture, lengthening up to 3% in humid conditions. According to hair stylist Giancarlo Natalino, as the humidity increases and the hair lengthens, curly hair becomes frizzy and ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. A hair hygrometer determines the ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This hair hygrometer was probably ...