Author:Edwards, ADate:Sep 2009The Occupational Exposure Limit (OEL) for noise is legislated to be 85 dBA. However, owing to the energy of different frequencies the effect on the ear by sounds of different frequencies is known to vary. Also, there is recent evidence of the ...Read more
Author:Edwards, ADate:Apr 2012Mineworkers are exposed to combinations of stressors, since they spend most of the working shift performing physical work under noisy, hot, humid and dusty conditions, in some cases with exposure to chemicals. Such combined exposure confounds ...Read more
Author:Edwards, ADate:Oct 2010This presentation discusses the use of Otoacoustic Emissions (OAEs) are a feasible alternative in the identification of the development of NIHL. Three types of OAEs are discussed: Spontaneous (SOAE), Transient (TEOAE), Distortion Product ...Read more