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Merlin-EXPO is a free tool for simulating the fate of chemicals in the main environmental systems and in the human body, funded by the EU 7th Framework Programme. It is based on Ecolego Player and features a library of models for both metals and organic compounds. MERLIN-Expo is unique in that it allows tracing a contaminant from a release point via all exposure pathways to an organ in the human body. By basing the software on Ecolego, the tool supports both uncertainty and sensitivity analysis. MERLIN-Expo is of special interest to those needs a deeper understanding of a specific scenario than offered by EUSES.

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