Circular economy principles rely on a very simple equation, “waste = resource.” However, the reality is somewhat different. For example, converting plastic waste into valuable material is challenging as the plastics composition or the presence of toxic substances is often unknown. Making used equipment “as good as new” is difficult without information regarding its design or its past use. To maintain the value of materials and products in the economy for as long as possible, the circular economy needs to have access not only to waste, but also to information regarding said waste. Factors like the composition of an alloy, the disassembly procedure of equipment or the number of operating hours of an electric engine are all fundamental. Therefore, waste ≠ resource; wherea...