Figure 1. (a)Noise meter at saw operator and (b) measurement arrangement with the noise meter at 2 meters from the source

From

Occupational Noise Exposure to Masonry Saw Cutting Materials

Adriano A. R. Barbosa, Stelamaris R. Bertoli

Journal of Environment Pollution and Human Health. 2017, 5(2), 30-35 doi:10.12691/jephh-5-2-1