Risks are hazards which can manifest in the course of process execution. They are really Employed in BPMN modeling to help process-oriented danger management. Click an element to the diagram after which you can click on the color-fill icon to the menu bar and decide on a colour. Look at https://bpmnassignmenthelp07003.blogocial.com/the-basic-principles-of-business-process-modeling-notation-example-62132638