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The results obtained suggest that from these raw materials an acceptable biodiesel is produced, according to the standards, and with a lower final cost. The animal fats used are cheaper and constitute a fatty residue without any other use, which means that their transformation into biodiesel has environmental benefits and reduces dependence on other conventional agricultural raw materials.

New System for Manufacturing Beams that can Revolutionize Construction Written by AZoBuildMar 2 2021 Scientists from the Polytechnic University of Valencia (UPV) have developed and patented a new system for making beams, the goal of which is to revolutionize the civil engineering, construction and architecture sectors. Image Credit: RUVID. The beams are fabricated with 3D-printed plastic pieces that can be assembled as if they were pieces of Lego including a high performance layer of concrete in the majority of the compressed area. The researchers who created the new system state that they ...