Hazardous components contain potentially harmful substances / items / materials. You can register harmful components in Supporting data > Hazardous components. See Hazardous components for the procedure.

Hazardous components are registered in the Hazard registry, where you can link them to hazard types, properties, spaces and assets.

Example: the heat shield (= hazardous component) in a boiler (= asset), which contains asbestos (= hazard type).