Characterization of Occupational Exposures to Respirable …
Crushing tenders generally work at this task over 8 h per day, so their task exposures are expected to be similar to their daily TWA exposures. The use of an N95 dust mask with APF 10 ensures compliance with the OSHA PEL of 50 µg/m 3 for these jobs. All crushing tenders at site C wore N95 respirators, while the crushing tender at site B …
