A stronger focus on safety, health and sustainability is needed in designing circular products. When basic resources are re-used in new products, health risks should be avoided.

Research by RIVM shows that the participants in the so-called tROM project, their supervisors and other people involved may have been exposed to chromium-6.

From 1984-2006, employees of the Dutch Ministry of Defence were exposed to chromium-6 during maintenance work.

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.