Consider the hazardous event “Fire in apartment building.” The fire department in a large city is concerned about the risk associated with this event and are trying to identify risk indicators that can help them to monitor trends in risk. Suggest some relevant indicators. The fire department in Problem 16.3 wants to distinguish between leading and lagging indicators. Divide the indicators you found into these two groups. Which accident precursors could be relevant for the “Fire in apartment building” in Problem 16.3? Discuss potential accident precursors related to the Grenfell Tower fire in London in June 2017 where 72 people died (see Internet descriptions).