RESPIRATOR PERFORMANCE RATING TABLES FOR NONTEMPERATE ENVIRONMENTS

被引:0
|
作者
JOHNSON, AT [1 ]
GROVE, CM [1 ]
WEISS, RA [1 ]
机构
[1] CHEM RES DEV & ENGN CTR,DIV INDIVIDUAL PROTECT,ABERDEEN PROVING GROUND,MD 21010
来源
AMERICAN INDUSTRIAL HYGIENE ASSOCIATION JOURNAL | 1992年 / 53卷 / 09期
关键词
D O I
10.1202/0002-8894(1992)053<0548:RPRTFN>2.0.CO;2
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Respirator performance rating tables have been constructed for hot, humid (29-degrees-C, 95% RH); hot, dry (49-degrees-C, 30% RH); and cold, dry (-32-degrees-C, 70% RH) conditions. These tables convey expected wearer performance percentages compared to unmasked workers for various mask elements and work rates. The hot, humid condition was found to be the most severe overall. Many table entries approach 100%, thus leading to difficulties in correcting mask deficiencies.
引用
收藏
页码:548 / 555
页数:8
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