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As part of a multidisciplinary research team at Universidad Pontificia Bolivariana, I contributed to a technical and economic evaluation of water reuse technologies in small and medium-sized industries from the food, textile, leather, and electroplating sectors in the Aburrá Valley.

This article presents the technical and economic evaluation of a plant designed to produce lightweight expanded aggregates (ALER) from sewage sludge generated in Medellín’s wastewater treatment plants. Conducted by Universidad Pontificia Bolivariana, the study proposes a sustainable alternative to landfill disposal by transforming sludge into a raw material for eco-friendly construction.

The article presents the results of a project developed by Universidad Pontificia Bolivariana and funded by Colciencias. This project aims to use sludge from the paper industry in the production of construction materials.