Meningococcal disease serious, but still rare Meningococcal disease is a disease caused by a bacterium, the meningococcus. There are several types of this bacterium. In most cases, it does not make you ill.
Need for circular use of materials in construction Construction and demolition waste are being recycled on a large scale to use as a foundation for e.g. roads, but recycled building materials are hardly ever used in the construction of buildings.