only mandatory in four EEC countries. Furthermore, limitation of both the level and number of high intensity impulses per day is virtually ignored in the EEC apart from Belgium. For comparison, the laws on the protection of workers' hearing, as they apply in Sweden, Norway, the USA, Canada and Austr
A guide to industrial respiratory protection : Pritchard, J.A. National Institute for Occupation Safety and Health, Cincinnati, Ohio, HEW Publication No (NIOSH) 76-189, Jun 1976, 157 pp. Abstr in: CIS Abstracts (CIS 77-1115)
- Publisher
- Elsevier Science
- Year
- 1978
- Tongue
- English
- Weight
- 274 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0003-6870
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โฆ Synopsis
recent experience and an extensive literature search. This has produced a greater understanding of the effect of factors such as the presence of the sun in the observer's view, and the problems of designing a filter to cater for a variety of illumination conditions. The need for additional work in defined areas is indicated. Noise 9.3.28 (74077) Lafon, J.C.
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