๐”– Bobbio Scriptorium
โœฆ   LIBER   โœฆ

Manufacturing Engineer's directory of consultants


Book ID
114460450
Publisher
The Institution of Electrical Engineers
Year
1990
Tongue
English
Weight
839 KB
Volume
69
Category
Article
ISSN
0956-9944

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๐Ÿ“œ SIMILAR VOLUMES


Directory of consultants
๐Ÿ“‚ Article ๐Ÿ“… 1989 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 105 KB

suppliers, etc, have to provide adequate information with machines likely to cause noise exposures of 85 dB(A) or more. The above duties also apply if the peak sound pressure reaches 200 pascals (140 dB re 20/aPa), though in such situations exposure over the working day will usually also exceed 90 d