A diagram which has a circle in the centre with the label 2. Coming out of the circle on the top is a line going to a black square, which has the label Opening a restaurant. The circle also has 3 lines coming out of the left-hand side, with three grey boxes, labelled from top to bottom: periodic inspections, 4 and dishwasher cleaning routine. From periodic inspections box, another blue boxes goes to the left, labelled 1. From the box labelled 4, there is a blue box going to the left labelled hygiene rules not understood. From the box labelled dishwasher cleaning routine, a blue box goes to the left labelled 3. There are also three lines going to three pink/red boxes on the right-hand side of the circle, labelled: ill customer, 6 and damage to reputation. In between ill customer and the red circle, there is a grey box labelled 5. In the top right-hand corner, there is a key labelled as follows: Red/pink box: consequences, blue box: root causes, grey box: controls, black box: hazard and red circle: event.