Hearing protectors. Safety requirements and testing - Ear-plugs Ingestion-build-83346 Calculation and expression of the

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Hearing protectors. Safety requirements and testing - Ear-plugs Ingestion-build-83346 Calculation and expression of theThe particular requirement in relation to the ability of hearing protectors to reduce noise below daily limit levels is addressed in the standard by requiring the sound attenuation of the hearing protectors, measured in accordance with EN 24869 1, to be not less than a specified minimum. Further, by requiring that the measured sound attenuation be declared, the selection of suitable hearing protectors for individual circumstances may be undertaken