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Environmental fate of the chemical mixtures: Crude oil, JP‐5, mineral spirits, and diesel fuel
Petroleum hydrocarbon mixtures in soils and groundwater present unique challenges in the estimation of potential human exposures and subsequent health risks. A major component of risk assessment affected by mixtures is the evaluation of environmental fate. The fate of petroleum mixtures may be evaluated by using either of three approaches: (1) the evaluation of the fate of indicator chemical(s), (2) the evaluation of the fate of the mixture as a whole with a surrogate, and (3) the evaluation of the fate of the hydrocarbon mixture as a whole. The limiting factor in the selection of an approach is the availability of information on specific chemical constituents in the mixture. The evaluation of environmental fate requires quantitative information regarding the distribution, mobility, and degradation/transformation as represented by various physicochemical properties. In addition to the availability of this information, the selection of the evaluation method should be consistent with the goals of the project, as each approach will produce different results. This presentation discusses the issues related to the identification and implementation of each of the approaches to the evaluation of the environmental fate of four petroleum mixtures (crude oil, JP‐5, mineral spirits, and diesel) for risk assessment purposes.
Environmental fate of the chemical mixtures: Crude oil, JP‐5, mineral spirits, and diesel fuel
Petroleum hydrocarbon mixtures in soils and groundwater present unique challenges in the estimation of potential human exposures and subsequent health risks. A major component of risk assessment affected by mixtures is the evaluation of environmental fate. The fate of petroleum mixtures may be evaluated by using either of three approaches: (1) the evaluation of the fate of indicator chemical(s), (2) the evaluation of the fate of the mixture as a whole with a surrogate, and (3) the evaluation of the fate of the hydrocarbon mixture as a whole. The limiting factor in the selection of an approach is the availability of information on specific chemical constituents in the mixture. The evaluation of environmental fate requires quantitative information regarding the distribution, mobility, and degradation/transformation as represented by various physicochemical properties. In addition to the availability of this information, the selection of the evaluation method should be consistent with the goals of the project, as each approach will produce different results. This presentation discusses the issues related to the identification and implementation of each of the approaches to the evaluation of the environmental fate of four petroleum mixtures (crude oil, JP‐5, mineral spirits, and diesel) for risk assessment purposes.
Environmental fate of the chemical mixtures: Crude oil, JP‐5, mineral spirits, and diesel fuel
Custance, S. Ruth (author) / McCaw, Paul A. (author) / Kopf, Alexander C.M.S. (author) / Sullivan, Michael J. (author)
Journal of Soil Contamination ; 1 ; 379-386
1992-01-01
8 pages
Article (Journal)
Electronic Resource
Unknown