Silica2

Of the 152 employees showing overexposure to silica, 25% had exposures “well above the PEL” of 50 micrograms per cubic meter of air.

Of the 152 employees showing overexposure to silica, 25% had exposures “well above the PEL” of 50 micrograms per cubic meter of air.

Of the 152 employees showing overexposure to silica, 25% had exposures “well above the PEL” of 50 micrograms per cubic meter of air.