When a large construction, mining, and it was extracted dander commercially available cortisol enzyme immunoassay kit for the detection, in order to understand the physiological stress index and the acoustic psychological and physical activities than their crossIn large-scale construction, extract their dander and tested it with a market-based cortisol enzyme immunoanalysis set to understand their physiological stress index and cross-comparison with acoustic activity to their psychological and physiologicalIn case of large-scale construction, the scurf shall be extracted and tested by the set of commercial cortisol enzyme immunoassay to understand the physiological pressure index, and the psychological and physiological indexes shall be compared with the acoustic activities