Product-specific life cycle assessment of recycled gypsum as a replacement for natural gypsum in ordinary Portland cement: application to the Spanish context

The construction industry consumes large quantities of natural resources and simultaneously generates a considerable amount of construction and demolition waste (CDW). This includes gypsum waste (GW), which must be managed correctly. Besides, the cement manufacturing process, which is part of the construction industry, has a high environmental impact. Therefore, the aim of this study was to recover GW and use it in the manufacture of ordinary...