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Hazard Rating of Substances Systems Developed by Niosh’s Rtecs-Nohs and Usepa

This research study attempts to evaluate the hazard rating of substances systems developed by NIOSH’s (National Institute for Occupational Safety and Health) RTECS-NOHS (Registry of Toxic Effects of Chemical Substances – National Occupational Hazards Survey) and USEPA (United States Environmental...

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Main Authors: Law, P.L, Michael J., Ellenbecker, Ng, Chee Khoon
Format: E-Article
Language:English
Published: The Institution of Engineers, Malaysia 2006
Subjects:
TD Environmental technology. Sanitary engineering
Online Access:http://ir.unimas.my/id/eprint/11094/1/Hazard%20rating%20of%20substances%20systems%20developed%20by%20NIOSH%27s%20RTECS-NOHS%20and%20USEPA%20%28abstract%29.pdf
http://ir.unimas.my/id/eprint/11094/
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spelling my.unimas.ir.110942016-03-24T07:38:59Z http://ir.unimas.my/id/eprint/11094/ Hazard Rating of Substances Systems Developed by Niosh’s Rtecs-Nohs and Usepa Law, P.L Michael J., Ellenbecker Ng, Chee Khoon TD Environmental technology. Sanitary engineering This research study attempts to evaluate the hazard rating of substances systems developed by NIOSH’s (National Institute for Occupational Safety and Health) RTECS-NOHS (Registry of Toxic Effects of Chemical Substances – National Occupational Hazards Survey) and USEPA (United States Environmental Protection Agency). Evaluation on rating methodologies and parameters used by both NIOSH and USEPA’s systems reviewed that both systems aim at ranking common industrial organic compounds used or released into the atmosphere with special focus on chemical toxicological health effects. The NIOSH’s RTECS-NOHS system solely emphasizes on health risks depending on chemical toxicological effects pertaining to eight health effect endpoints, whilst USEPA’s system considers toxicological effects, occupational standards, chemical production rate, fraction of production loss and chemical’s volatility characteristics. It is also found that NIOSH’s system allows users great flexibility in defining toxicological priorities by assigning a multiplier or/and adding in the constants. The scoring system developed by USEPA for the individual parameters considered in the priority ranking range from zero to five without providing flexibility for users in defining toxicological priorities or assigning multipliers. It is also found that certain modifications must be made to account for fundamental differences between worker and population exposures for application purposes. The Institution of Engineers, Malaysia 2006 E-Article PeerReviewed text en http://ir.unimas.my/id/eprint/11094/1/Hazard%20rating%20of%20substances%20systems%20developed%20by%20NIOSH%27s%20RTECS-NOHS%20and%20USEPA%20%28abstract%29.pdf Law, P.L and Michael J., Ellenbecker and Ng, Chee Khoon (2006) Hazard Rating of Substances Systems Developed by Niosh’s Rtecs-Nohs and Usepa. The Institution of Engineers, Malaysia, 67 (1). ISSN 0126-513X
institution Universiti Malaysia Sarawak
building Centre for Academic Information Services (CAIS)
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Sarawak
content_source UNIMAS Institutional Repository
url_provider http://ir.unimas.my/
language English
topic TD Environmental technology. Sanitary engineering
spellingShingle TD Environmental technology. Sanitary engineering
Law, P.L
Michael J., Ellenbecker
Ng, Chee Khoon
Hazard Rating of Substances Systems Developed by Niosh’s Rtecs-Nohs and Usepa
description This research study attempts to evaluate the hazard rating of substances systems developed by NIOSH’s (National Institute for Occupational Safety and Health) RTECS-NOHS (Registry of Toxic Effects of Chemical Substances – National Occupational Hazards Survey) and USEPA (United States Environmental Protection Agency). Evaluation on rating methodologies and parameters used by both NIOSH and USEPA’s systems reviewed that both systems aim at ranking common industrial organic compounds used or released into the atmosphere with special focus on chemical toxicological health effects. The NIOSH’s RTECS-NOHS system solely emphasizes on health risks depending on chemical toxicological effects pertaining to eight health effect endpoints, whilst USEPA’s system considers toxicological effects, occupational standards, chemical production rate, fraction of production loss and chemical’s volatility characteristics. It is also found that NIOSH’s system allows users great flexibility in defining toxicological priorities by assigning a multiplier or/and adding in the constants. The scoring system developed by USEPA for the individual parameters considered in the priority ranking range from zero to five without providing flexibility for users in defining toxicological priorities or assigning multipliers. It is also found that certain modifications must be made to account for fundamental differences between worker and population exposures for application purposes.
format E-Article
author Law, P.L
Michael J., Ellenbecker
Ng, Chee Khoon
author_facet Law, P.L
Michael J., Ellenbecker
Ng, Chee Khoon
author_sort Law, P.L
title Hazard Rating of Substances Systems Developed by Niosh’s Rtecs-Nohs and Usepa
title_short Hazard Rating of Substances Systems Developed by Niosh’s Rtecs-Nohs and Usepa
title_full Hazard Rating of Substances Systems Developed by Niosh’s Rtecs-Nohs and Usepa
title_fullStr Hazard Rating of Substances Systems Developed by Niosh’s Rtecs-Nohs and Usepa
title_full_unstemmed Hazard Rating of Substances Systems Developed by Niosh’s Rtecs-Nohs and Usepa
title_sort hazard rating of substances systems developed by niosh’s rtecs-nohs and usepa
publisher The Institution of Engineers, Malaysia
publishDate 2006
url http://ir.unimas.my/id/eprint/11094/1/Hazard%20rating%20of%20substances%20systems%20developed%20by%20NIOSH%27s%20RTECS-NOHS%20and%20USEPA%20%28abstract%29.pdf
http://ir.unimas.my/id/eprint/11094/
_version_ 1644511130714898432
score 13.211869

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