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In this paper the application of the analytic hierarchy process method (AHP) combined with the sensitivity analysis was proposed for evaluating the criticality of software programs and verify priority ranking stability. Results pointed that the proposed decision model could be implemented to help the decision-making process of classifying software programs, regarding their risk priority.

This research aims to evaluate the economic and environmental advantages of the adoption of Cleaner Production practices in a rubber products manufacturer. The inappropriate waste disposal of rubber was an issue to be solved, so recycle this material was the way to mitigate environmental impact. The economic gain was evaluated by calculating the return over investment and the environmental benefits through the methodology of mass intensity factor. The results showed a return over investment in 17 months, however the most expressive advantage was at the environmental perspective.

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