Definition of "risk assessment" []

• The overall process of identifying all the risks to and from an activity and assessing the potential impact of each risk. (noun)
• The determination of the potential impact of an individual risk by measuring or otherwise assessing both the likelihood that it will occur and the impact if it should occur, and then combining the result according to an agreed rule to give a single measure of potential impact. (noun)

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• "Site-specific health risk assessment of dioxins and furans in an industrial region with numerous emission sources."