On November 15 at the ArcelorMittal Global Research and Development Global R&D Spain (SPARK) facilities in Avilés (Asturias), LACOMPRO S.L. completed the delivery and commissioning of another advanced piece of equipment from InfraTest Prüftechnik GmbH: the Vapor Exposure Testing Device used in materials testing laboratories to determine the volume stability of LD slag. After several years carrying out the testing included in the EN 1744-1 standard using equipment used in more general tests, the Sustainable Mining and By-Products team now has equipment that will make their work easier and with much greater reliability and accuracy. in their results.