Understanding the breathing gas capacities (ratings) of escape respirators for mineworker use

Abstract

The following information will help workers understand the meaning of breathing gas capacity of a jointly approved National Institute for Occupational Safety and Health (NIOSH) and Mine Safety and Health Administration (MSHA) closed-circuit escape respirator (CCER). Understanding the uses and limitations of the CCER is important in planning for an escape during a mine emergency.by R. Metzler, T. Rehak, J. Szalajda, R. Berry Ann.May 2013.Also available via the World Wide Web as an Acrobat .pdf file (710 KB, 4 p.)