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Preserving workers' hearing health by improving earplug efficiency: Study

Researchers from ETS University and the IRSST analysed the varying structure of ear canals to find a correlation between their shapes and the effectiveness of three commonly-used models of earplugs.

https://ift.tt/eA8V8J from Hindustan Times - topnews https://ift.tt/3s529Nc
Researchers from ETS University and the IRSST analysed the varying structure of ear canals to find a correlation between their shapes and the effectiveness of three commonly-used models of earplugs.