This document is one part of a series of Technical Specifications that provide information on factorsrelated to human anthropometry, physiology, ergonomics and performance for the preparation ofstandards for design, testing and use of respiratory protective devices. This document containsinformation related to thermal effects of respiratory protective devices on the human body.Cross References:ISO 16972ISO 11079ISO 13732-1ISO 13732-3ISO 8996 ISO/TS 16976-1ISO 7730ISO/TS 16976-3ISO 7933