What? You say you're not the sort of author to kill off any of your characters? Well okay. But what about animals? Insects? What happened to your characters great-great-grandfathers?
What is the religious significance of the event of death?
For other worlds how does the decay process work?
How do people react when they see a dead animal?
Do transportation routes result in dead animals (roadkill) in your world?
Who is in charge of disposing of dead animals?
Is there a taboo about touching the dead insects that coat vehicles?
It is a fun world building exercise to dispose of a few bodies.