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ISO/TS 16976-4:2012

Respiratory protective devices - Human factors - Part 4: Work of breathing and breathing resistance: Physiologically based limits

ISO/TS 16976-4:2012 describes how to calculate the work performed by a person's respiratory muscles with and without the external respiratory impediments that are imposed by RPD of all kinds, except diving equipment. ISO/TS 16976-4:2012 describes how much additional impediment people can tolerate and contains values that can be used to judge the acceptability of an RPD.

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International Organization for Standardization [iso]

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